The Role of Phosphorus in Crops
Phosphorus (P) is a necessary nutrient for crops to grow and develop. It is important for several metabolic activities, including photosynthesis, energy transfer, and DNA synthesis.
Phosphorus is a component of several important structural components in plants and acts as a catalyst in a variety of crucial biochemical processes, particularly those that capture and transform solar energy into usable plant chemicals.
Phosphorus and DNA
The genetic code found in all living things, DNA, contains the essential element phosphorus. Additionally, it is a part of RNA, which reads DNA’s genetic code to produce proteins and other substances necessary for plants’ structure, seed production, and genetic transmission.
Storing Energy
The ‘energy unit’ of all living things, including plants, is adenosine triphosphate (ATP). In plants, ATP is created during photosynthesis and contains phosphorus in its structural makeup. It is involved in processes from seedling growth through seed germination and maturation.
All plants require phosphorus to maintain their general well-being and vigour. Adding phosphorus to the crop is connected with a number of distinct growth factors, including:
- accelerated root growth
- strengthened stalks and stems
- better flower and seed production
- earlier and more uniform crop maturity
- greater ability of legumes to fix nitrogen
- increase in crop quality and
- increased resistance to plant diseases

Role of Phosphorus in Crop Production | ICL UK
Symptoms of Phosphorus Deficiency
A crop lacking in phosphorus will grow slowly, look stunted, and be underdeveloped. Older leaves will have purple tinting and a dark green colour. The bottom leaves are always impacted first and exhibit the earliest signs of insufficiency because phosphorus is mobile in plants.

Symptoms of Phosphorus deficiency in Crops | ICL UK
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Give your crops the power of phosphate
ICL PhosphatepluS is a high quality granular fertiliser combining the benefits of triplesuperphosphate (GTSP) and Polysulphate into a single granule. PhosphatepluS supplies your crop with five essential nutrients in every granule, helping to increase the efficiency of your phosphate application and boost crop establishment and root growth. PhosphatepluS is a highly effective starter fertiliser that is suitable to be used in direct drilling or can spread up to 36 metres. Trials show that applying some potash, sulphur calcium and magnesium together with phosphate at planting, increases nutrient uptake and establishment.
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The groundbreaking total range of water-soluble straight fertilisers
Produced for professionals in fertigation and foliar application, the Nova speciality fertilisers are of unrivaled quality and are highly soluble. They can be mixed with other straight fertiliser products or compound water soluble fertigation fertilisers such as Agrolution pHLow, Agrolution Special, Soinure GT and Solinure FX fertilisers.
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High-quality, readily available P
Phosphorus is an essential nutrient for plant growth, stimulating root development and promoting flowering. ICL’s Phosphate fertilisers provide high-quality and readily available sources of phosphorus for efficient crop nutrition. ICL’s Phosphate fertilisers have high available phosphorus content which can easily be taken up by plants’ roots, providing the strength needed for crop growth. ICL’s portfolio of phosphorus fertilisers enables users to choose and use the right product to ensure the correct phosphorus availability, and therefore optimal agronomic performance, according to the crop and soil type. ICL’s professional agronomic and technical teams are on hand to provide the advice and support needed for efficient and sustainable phosphorus nutrition.
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