Rural

Soil compaction is an often-overlooked factor that can significantly impact root development in plants, leading to reduced forage growth on the surface. This physical phenomenon occurs when soil particles are pressed together, reducing pore space and hindering the movement of air, water, and nutrients through the soil. As Dr Gordon Rajendram, a renowned soil scientist, explains, “Compacted soil creates a hostile environment for roots, limiting their growth and ultimately affecting plant health and productivity.” Consequently, compacted soil presents a challenging environment for root growth, which in turn affects the overall health and productivity of forage crops. Agraforum New Zealand delves into the impact of soil compaction on plant roots and surface forage growth.

The root system of a plant is essential for its ability to access water and nutrients, anchor itself in the soil, and interact with beneficial soil organisms. In compacted soils, the restricted pore space limits root penetration, often causing roots to grow horizontally rather than vertically. This shallow root system reduces the plant’s ability to access deeper soil layers where moisture and nutrients are often more plentiful, particularly during dry periods. Consequently, plants growing in compacted soils are more susceptible to drought stress and nutrient deficiencies.

Moreover, the restricted root growth in compacted soils affects the plant’s ability to establish a robust and extensive root system. This limitation can lead to reduced plant vigour and lower biomass production. For forage crops, this translates to less available forage for livestock, which can have significant economic implications for farmers. Compacted soil not only limits root depth and growth but also affects the soil’s ability to support healthy microbial activity, further reducing the soil’s fertility and the quality of the forage produced.

Soil testing is crucial for identifying compaction issues and determining the appropriate corrective measures. Products such as Envirocal and ComCat are beneficial in mitigating soil compaction. Envirocal, a calcium-based soil conditioner, helps to improve soil structure, while ComCat, a biostimulant, enhances root growth and overall plant health. These products, when used in conjunction with good soil management practices, can significantly reduce the impact of soil compaction.

In conclusion, soil compaction poses a serious threat to root development and forage growth. By understanding the implications of compacted soils and adopting appropriate management practices, farmers can improve root health, enhance forage production, and ensure the sustainability of their farming systems. As highlighted by Agraforum New Zealand, addressing soil compaction is crucial for maintaining productive and sustainable agricultural practices.

Contact Agraforum New Zealand

Mobile: 0274 485 159
Email: allan@agraforum.co.nz

www.agraforum.co.nz

Contact Phillip Quay
phillip@mediapa.co.nz
P: 0274 587 724
www.mediapa.co.nz

As winter approaches, farmers and lifestyle block owners should turn their attention to soil preparation. The health of your soil during the colder months is crucial for a thriving crop or pasture come spring. By taking a few essential steps now, you can ensure your soil remains fertile and ready for the growing season. Profile Fertilisers offers a range of products that can help maintain and enhance soil health throughout winter.

Firstly, it’s important to clean up your fields and paddocks. Remove any dead plants, weeds, and debris that can harbour pests and diseases over winter. Once your land is clear, consider adding a layer of organic matter, such as compost or well-rotted manure. This not only improves soil structure but also provides essential nutrients that will slowly release over winter.

Winter is also an excellent time to test your soil. Knowing its pH and nutrient levels allows you to make informed decisions about fertilisation. Dr Gordon Rajendram, a renowned soil scientist, emphasises, “Regular soil testing is essential for understanding your soil’s unique needs. It allows you to apply the right nutrients in the right amounts, ensuring optimal soil health and crop productivity.”

One key aspect of winter soil preparation is protecting the soil from erosion and nutrient loss. Cover crops, such as clover or rye, can be sown in late autumn. These crops help prevent soil erosion, suppress weeds, and, when turned into the soil in spring, add valuable organic matter. Profile Fertilisers’ range of soil conditioners can also be beneficial, improving soil texture and moisture retention.

Additionally, applying a slow-release fertiliser in late autumn can provide a steady supply of nutrients throughout winter. Profile Fertilisers’ products are designed to work with the natural processes of the soil, ensuring that nutrients are available when plants need them most.

By taking these steps, you can ensure your soil remains healthy and productive throughout winter. With the help of Profile Fertilisers, you can look forward to a bountiful and vibrant crop or pasture come spring. Preparing your soil now sets the stage for a successful and prosperous growing season ahead.

Contact Profile Fertilisers

Don Henderson: 021 643 698

Factory: 027 222 7698
donh@profilefert.co.nz

www.profilefert.co.nz

Contact Phillip Quay

phillip@mediapa.co.nz

027 458 7724

www.mediapa.co.nz

The rich tapestry of New Zealand’s soil types offers a unique canvas for various farming styles and types of produce, each adapted to the specific characteristics of local soils. From the volcanic terrains of the North Island to the sedimentary expanses of the South, Dr Gordon Rajendram understands that leveraging these soil properties is key to optimising agricultural productivity and sustainability.

In the North Island, the volcanic soils, particularly those in Waikato and Taranaki, are highly prized for their fertility. These soils are rich in allophane, a mineral that enhances nutrient and water retention, making them ideal for dairy farming. Dr Gordon Rajendram, states, “The exceptional structure of volcanic soils supports robust root systems, which is crucial for pasture-based dairy farming—a predominant agricultural activity in these regions.”

Sedimentary soils, which are widespread in the Canterbury plains of the South Island, present different challenges and opportunities. These soils, with typically lower organic matter, are more prone to nutrient depletion and require careful management to support intensive farming practices. “In Canterbury, the sedimentary soils are primarily utilised for dairy farming as well, but the approach here focuses heavily on soil conservation techniques to prevent erosion and maintain soil health,” explains Dr Rajendram.

Additionally, New Zealand’s varied climate and soil types allow for diverse horticultural pursuits. Peaty soils in wetter areas, like parts of Waikato, are especially suited for cultivating specialty crops such as berries and market vegetables, which thrive in the moisture-retentive, nutrient-rich conditions. In contrast, the drier regions, with their clay-rich soils, are excellent for vineyards and orchards, where controlled water retention is beneficial.

Understanding these soil-specific requirements has led to tailored farming practices across New Zealand. From rotational grazing that minimizes soil compaction in dairy regions to precision agriculture techniques that enhance crop yields in horticultural areas, farmers are adapting their methods to ensure that they are working in harmony with their environment. “By matching farming practices with soil types, New Zealand’s farmers can maximise both yield and sustainability, securing the agricultural industry’s future and preserving the natural health of our landscapes,” concludes Dr Rajendram.

Dr Rajendram feels that this focused approach to agriculture ensures that New Zealand not only maintains its reputation for high-quality produce but also protects its natural resources for future generations.

 Contact Dr Gordon Rajendram

021 466077

rajendram@xtra.co.nz

www.gordonrajendramsoilscientist.co.nz

Contact Phillip Quay

phillip@mediapa.co.nz

027 458 7724

www.mediapa.co.nz

In modern agriculture, sustainable practices are crucial for maintaining soil health and ensuring long-term productivity. Profile Fertilisers offers an innovative approach to achieving this balance through the use of slow-release fertilisers. These fertilisers, designed to provide a steady supply of essential nutrients over an extended period, offer significant benefits for both the environment and agricultural efficiency.

Slow-release fertilisers help maintain consistent nutrient levels in the soil, which is vital for optimal plant growth. Traditional fertilisers can release nutrients rapidly, leading to an initial surge in availability followed by a sharp decline. This fluctuation can cause nutrient leaching, where essential elements seep away from the soil into waterways, leading to pollution and wasted resources. In contrast, slow-release fertilisers minimise this risk by gradually dispensing nutrients, ensuring plants receive a steady supply throughout their growth cycle.

The environmental advantages of slow-release fertilisers are substantial. By reducing nutrient leaching, these fertilisers help preserve water quality in nearby rivers, lakes, and groundwater. This is particularly important in regions where agricultural runoff has historically contributed to water pollution and ecosystem degradation. Additionally, the consistent nutrient supply reduces the need for frequent fertiliser applications, cutting down on fuel consumption and greenhouse gas emissions associated with transportation and application processes. This reduction in carbon footprint aligns with global efforts to combat climate change and promotes more sustainable farming practices.

Moreover, the economic benefits for farmers are significant. With slow-release fertilisers, the frequency of applications is reduced, which translates into lower labour and resource costs. Farmers can achieve the same or better crop yields with fewer inputs, enhancing the overall efficiency of their operations. This approach not only saves money but also ensures that farming practices are more sustainable and environmentally friendly.

Profile Fertilisers’ commitment to sustainable agriculture is exemplified by their product Enforcer, a slow-release, environmentally friendly fertiliser. Enforcer’s balanced formulation and reduced application frequency make it an excellent choice for farmers looking to optimise plant nutrition while contributing to a healthier environment. By adopting slow-release fertilisers, farmers can achieve better crop outcomes and promote a sustainable future for agriculture.

Contact Profile Fertilisers

Don Henderson: 021 643 698

Factory: 027 222 7698
donh@profilefert.co.nz

www.profilefert.co.nz

Contact Phillip Quay

phillip@mediapa.co.nz

027 458 7724

www.mediapa.co.nz

Dr. Gordon Rajendram, a renowned authority in soil science and agricultural sustainability, sheds light on the invaluable benefits of clover as a superior feed option for livestock. With its nutrient-rich composition and impressive protein content, clover stands out as a key ingredient in optimising animal diets for enhanced productivity.

Comparing clover to ryegrass, a common forage choice, reveals the significant nutritional advantage that clover offers. While ryegrass typically contains around 3.0% nitrogen, resulting in approximately 19% protein content, clover boasts a nitrogen content of approximately 5.5%, translating to an impressive 34% protein content. This stark contrast underscores the potency of clover as a high-quality protein source, capable of providing essential nutrients to support the growth and development of livestock.

“Clover stands as nature’s gift to livestock farming, offering a nutritional powerhouse that elevates milk and meat production to new heights. As we strive for agricultural sustainability, harnessing the potential of clover as a superior feed option is not just advantageous; it’s essential for maximising productivity and ensuring the well-being of our animals.” – Dr. Gordon Rajendram

The higher protein content in clover which is 34% holds immense significance for dairy and meat producers alike. Protein plays a crucial role in animal nutrition, serving as a building block for muscle development, milk production, and overall health. By incorporating clover into the diet, farmers can ensure that their livestock receive adequate protein levels, thereby promoting optimal growth and maximising productivity.

Moreover, clover offers additional nutritional advantages beyond its protein content. Compared to ryegrass, clover exhibits higher mineral content and enhanced digestibility, further augmenting its suitability as a premium feed option. These qualities not only contribute to the overall health and well-being of livestock but also facilitate efficient nutrient absorption, leading to improved feed conversion rates and reduced wastage.

In practical terms, integrating clover into livestock diets can yield tangible benefits for farmers. Increased protein intake translates to higher milk yields in dairy cows and improved weight gain in meat-producing animals, ultimately enhancing farm profitability and sustainability. Additionally, the superior nutritional profile of clover can reduce the reliance on supplemental feed additives, thereby lowering production costs and minimising environmental impact.

As farmers strive to optimise their operations and meet the growing demand for high-quality dairy and meat products, the role of feed quality cannot be overstated. Dr. Gordon Rajendram’s insights underscore the pivotal role that clover plays as a superior feed option, offering a potent combination of protein, minerals, and digestibility. By harnessing the power of clover, farmers can unlock the full potential of their livestock, paving the way for a more prosperous and sustainable agricultural future.

Contact Dr. Gordon Rajendram

Soil Scientist

Soil Fertility, Agronomy & Farm Environmental Consultant

Address: 9 Kakanui Avenue, Hillcrest, Hamilton 3216

Phone: 021 466 077

E-mail: rajendram@xtra.co.nz

Web site:  https://gordonrajendramsoilscientist.co.nz/

‘Bringing science to the farm ‘

Contact Phillip Quay

Phone: 0274 587 724

Email: phillip@mediapa.co.nz

Website: https://mediapa.co.nz/

Facebook: facebook.com/mediapa

The Vital Role of Fertilisers in Enhancing Soil Health

Profile Fertilisers believes that fertilisers are integral to modern agriculture, boosting plant growth and enhancing soil health. Their responsible use can lead to improved agricultural productivity while supporting environmental sustainability.

Balanced Nutrition for Soil and Plant Health

Effective fertilisers provide a balanced mix of essential nutrients that benefit both soil structure and plant health. Key components typically include Nitrogen (N), Phosphorus (P), Sulphur (S), and Calcium (Ca). Each of these nutrients plays a vital role: nitrogen for plant growth, phosphorus for development and energy transfer, sulphur for chlorophyll and protein synthesis, and calcium for strengthening cell walls and improving soil structure.

Enhancing Soil Structure

Calcium is especially crucial in enhancing soil structure. It improves water infiltration and aeration, crucial elements for robust root development and optimal soil ecosystem functioning. Good soil structure allows for better water retention, reduces erosion, and facilitates root penetration, all of which are essential for healthy crop production.

Sustainable Nutrient Release

The adoption of slow-release fertilisers represents a sustainable approach to agriculture. These fertilisers ensure a steady supply of nutrients over an extended period, reducing the risk of leaching where nutrients seep away from the soil into waterways. This gradual release helps maintain a consistent nutrient level, supporting plant growth throughout the growing season.

Supporting Plant Health in Cold Seasons

Applying fertilisers during the colder months—from late autumn to early spring—can be particularly effective. During these times, cold soil temperatures can inhibit nutrient uptake, and a well-timed fertiliser application ensures that plants receive the necessary nutrients to thrive even under challenging conditions.

Economic and Environmental Benefits

With slow-release fertilisers, the frequency of applications is reduced, which cuts down on labour and resource usage. This approach not only saves costs but also minimises the environmental impact associated with frequent fertiliser applications. It helps in reducing runoff, preserving water quality, and decreasing the carbon footprint of farming operations.

Introducing Enforcer

At the end of this discussion on the importance of fertilisers in modern agriculture, it’s worth highlighting Enforcer, a product by Profile Fertilisers. This innovative fertiliser is designed as a slow-release, environmentally friendly option that exemplifies the company’s commitment to sustainable agriculture. Offering a balanced formulation and reduced application frequency, Enforcer is an excellent choice for farmers seeking to optimise plant nutrition and contribute to a healthier, more sustainable farming future.

Contact Profile Fertilisers

Don Henderson: 021 643 698

Factory: 027 222 7698

donh@profilefert.co.nz

www.profilefert.co.nz

Contact Phillip Quay

phillip@mediapa.co.nz

027 458 7724

www.mediapa.co.nz

In the realm of modern agriculture, managing soil health is paramount, yet soil compaction remains a significant barrier to productivity. Agraforum New Zealand’s presents EnviroCal, a groundbreaking solution that offers readily available ionised calcium, which directly combats soil compaction and enhances the soil structure. This approach marks a departure from traditional methods that rely on microbial activity to break down calcium sources like lime and gypsum.

EnviroCal’s effectiveness stems from its unique composition, allowing it to immediately increase the electrical charge of soil colloids. This enhancement promotes the aggregation of soil particles, which is essential for reducing compaction and improving the soil’s aerobic zone. The result is a deeper, more flocculated soil layer that facilitates better root growth and nutrient uptake.

Dr. Gordon Rajendram, renowned soil scientist, emphasises the importance of calcium in agricultural practices: “Calcium is critical in managing soil structure. It not only helps decrease soil compaction but also plays a pivotal role in enhancing nutrient availability and root development.”

The benefits of incorporating EnviroCal extend beyond simple soil improvement. By increasing the soil’s water retention capacity, EnviroCal reduces the need for frequent irrigation, thereby lowering water usage and supporting sustainable water management practices. Moreover, its ability to improve soil pH and enhance microbial activity contributes to a healthier, more resilient soil ecosystem.

Farmers using EnviroCal can expect not only to see improved crop health and yield but also to experience economic benefits. Reduced need for passes over fields, decreased reliance on products like urea, and enhanced fertiliser efficiency all contribute to lower operational costs and increased profitability.

EnviroCal represents more than just a product; it embodies a shift towards sustainable and efficient farming. By addressing the root causes of soil degradation rather than merely treating its symptoms, EnviroCal is setting a new standard in agricultural practices, promising a healthier future for our soils and the broader environment. Contact Agraforum New Zealand today to find out more.

Contact Agraforum New Zealand

Mobile: 0274 485 159

Email: allan@agraforum.co.nz

www.agraforum.co.nz

Contact Phillip Quay

phillip@mediapa.co.nz

0274 587 724

www.mediapa.co.nz

With his expertise in soil health and fertilisation practices, Dr. Rajendram emphasises the critical role of ASC in optimising agricultural productivity and environmental sustainability.

ASC, or P-retention, refers to the soil’s ability to remove phosphorus (P) from the soil solution, thereby holding it firmly and making it less available to plants. This characteristic is largely influenced by soil mineral composition, particularly the presence of iron (Fe) and aluminium (Al), which act as binding agents for P. Soils with low ASC exhibit minimal P binding sites, potentially leading to nutrient leaching and reduced plant uptake.

“Anion Storage Capacity (ASC) is the silent guardian of soil fertility, holding the key to sustainable agriculture. In a world where economic uncertainties loom large, understanding and enhancing ASC becomes imperative for farmers. By unlocking the potential of ASC through targeted soil management, we not only cultivate resilience in our farms but also nurture a healthier planet for generations to come.” – Dr. Gordon Rajendram

In New Zealand, where farming practices are integral to the economy and food production, maintaining optimal soil fertility is paramount. However, amidst economic challenges such as recession and inflation, ensuring soil health becomes even more imperative for farmers striving to maintain profitability and sustainability.

Understanding ASC is crucial for effective fertilisation strategies and soil management practices. By assessing ASC levels through soil testing, farmers can tailor their fertiliser applications to match the specific needs of their soils, thereby maximising nutrient utilisation and minimising environmental impact.

Dr. Rajendram’s research underscores the importance of ASC in soil fertility management and its implications for farm profitability and environmental stewardship. By enhancing ASC through targeted soil amendments and conservation practices, farmers can improve nutrient retention, reduce nutrient runoff, and safeguard water quality.

Moreover, prioritising soil health and ASC optimisation aligns with efforts to reduce the environmental footprint of agriculture. By minimising nutrient losses and enhancing nutrient cycling within the soil-plant system, farmers can contribute to the preservation of natural resources and ecosystems.

In conclusion, Anion Storage Capacity (ASC) plays a pivotal role in soil fertility management and agricultural sustainability. Through the expertise of leading soil scientists like Dr. Gordon Rajendram and the adoption of innovative soil management practices, New Zealand farmers can navigate economic challenges while safeguarding soil health and enhancing farm resilience for future generations.

Contact Dr. Gordon Rajendram

Soil Scientist

Soil Fertility, Agronomy & Farm Environmental Consultant

Address: 9 Kakanui Avenue, Hillcrest, Hamilton 3216

Phone: 021 466 077

E-mail: rajendram@xtra.co.nz

Web site:  https://gordonrajendramsoilscientist.co.nz/

‘Bringing science to the farm ‘

Contact Phillip Quay

Phone: 0274 587 724

Email: phillip@mediapa.co.nz

Website: https://mediapa.co.nz/

Facebook: facebook.com/mediapa

Agraforum New Zealand, a pioneer in soil health innovations, delves deep into the complex issue of soil compaction, a critical limiting factor in successful agricultural production. By focusing on the molecular and electrical dynamics of soil colloids, Agraforum provides a clearer understanding and solution path for farmers globally.

Soil compaction occurs when soil colloids, the smallest particles in soil, lose their electrical charge. These colloids are not just tiny granules of earth; they are electrically charged entities that play a pivotal role in soil structure. Each colloid carries an internal charge that holds it together and an external charge that attracts minerals, particularly cations. These cations, along with anions, form a cloud around the colloid, facilitating the bridging between colloids to form aggregates. This aggregation is crucial as it determines the soil’s ability to support healthy plant life by allowing adequate air and water flow and supporting nutrient uptake.

However, compaction disrupts this delicate balance. Common agricultural practices such as the use of heavy equipment and excessive application of certain fertilisers can degrade the electrical bonds within the colloid clouds. Salts, sodium, sulfates, and even the overuse of pesticides contribute to this degradation. As the soil colloids disperse, they mimic dispersed tiny magnets, unable to cling together, thus severely diminishing soil structure. This results in dispersive soils that are prone to erosion and poor crop growth due to the exclusion of essential oxygen and the cessation of biological activity within the soil.

Agraforum New Zealand’s approach to combatting soil compaction involves addressing the mineral balances surrounding the soil colloid, with a particular emphasis on calcium. Calcium’s strong electrical presence helps maintain the cloud around the colloids, encouraging aggregation and thereby restoring soil structure. This process reintroduces oxygen into the soil, creating a conducive environment for beneficial microbes.

These microbes, particularly mycorrhizal fungi, excrete glomalin, a substance critical to further soil aggregation. While glomalin plays a significant role in improving soil health, it is not the initial step. The first crucial step is ensuring the mineral balance around the colloids is optimal, specifically dominated by available calcium.

Agraforum New Zealand offers products that help farmers adjust these balances, significantly reducing the need for excessive fertilisation and irrigation, while enhancing plant resilience and productivity. By focusing on the underlying causes rather than merely addressing the symptoms of soil compaction, Agraforum empowers farmers to build sustainable and productive farming systems.

Contact Agraforum New Zealand

Mobile: 0274 485 159
Email: allan@agraforum.co.nz

www.agraforum.co.nz

Contact Phillip Quay
phillip@mediapa.co.nz
P: 0274 587 724
www.mediapa.co.nz

In New Zealand, where farming practices are integral to the economy and food production, soil fertility plays a pivotal role in determining the success of agricultural endeavours. However, amidst economic challenges such as recession and inflation, ensuring optimal soil health becomes even more imperative for farmers striving to maintain productivity and profitability.

Phosphate, a key component of soil fertility, serves as a vital nutrient for plant growth and development. Its presence in the soil is essential for facilitating various biochemical processes necessary for crop production and pasture growth. Through soil testing and fertiliser recommendations, experts like Dr Rajendram help farmers assess and address deficiencies in phosphate levels, ensuring that their land remains fertile and productive.

“Phosphate, the silent hero beneath our feet, holds the key to unlocking the potential of our soil. In a world of economic uncertainties, its role in maintaining soil fertility becomes paramount. By nurturing this vital nutrient, we not only cultivate bountiful harvests but also sow the seeds of sustainability for generations to come.” – Dr. Gordon Rajendram

By maintaining adequate phosphate levels in the soil, farmers can optimise nutrient uptake by crops and pastures, leading to improved yields and enhanced animal nutrition. Pasture testing and feed analysis further aid in fine-tuning nutrient management strategies, ensuring that livestock receive balanced diets essential for growth and performance.

Moreover, prioritising soil health and nutrient management not only benefits farm profitability but also contributes to environmental sustainability. By minimising the use of excess fertilisers and adopting precision farming practices, farmers can reduce their environmental footprint and mitigate the risk of nutrient runoff into waterways.

Dr. Gordon Rajendram’s expertise in soil science and agricultural practices underscores the importance of proactive soil management in optimising farm productivity and sustainability. Through ongoing research and education initiatives, he continues to empower farmers with the knowledge and tools needed to safeguard soil health and enhance agricultural resilience in the face of evolving challenges.

In conclusion, phosphate stands as a cornerstone of soil fertility, supporting vibrant farming ecosystems and ensuring food security for future generations. By heeding the insights of leading soil scientists like Dr Rajendram and prioritising soil health in farming practices, New Zealand farmers can navigate economic fluctuations while fostering a more sustainable and prosperous agricultural landscape.

Contact Dr. Gordon Rajendram

Soil Scientist

Soil Fertility, Agronomy & Farm Environmental Consultant

021 466077

rajendram@xtra.co.nz

www.gordonrajendramsoilscientist.co.nz

‘Bringing science to the farm ‘

Contact Media PA

027 458 7724

phillip@mediapa.co.nz

www.mediapa.co.nz