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Agritech Archive

Production · Protection · Nutrients · Water
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1,513 crop protection pages, pest and disease by crop•98 crops tagged — rice, cotton, sugarcane, mango and more•261 nutrient management pages, deficiency symptoms and correction measures•3,462 data tables preserved from the source pages

Phosphorus

Phosphorus Deficiency Symptoms: Interveinal Cholorsis Yellow – Pale green leaves, Interveinal necrosis stems: Short & Thin Stems. Bent petioles (resulting in leaves pointing downwards), Reproductive stage symptoms expressed: Delayed matureity, Fewer of smaller mature heads which set few grains/seed. Lower grain yield, Dark Brown necrotic lesions, Grey-dark brown necrotic lesions. Correction Measure Soil application of SPP or Foliar application of DAP 2%.

Deficiency Symptoms:

Interveinal Cholorsis Yellow – Pale green leaves, Interveinal necrosis stems: Short & Thin Stems. Bent petioles (resulting in leaves pointing downwards), Reproductive stage symptoms expressed: Delayed matureity, Fewer of smaller mature heads which set few grains/seed. Lower grain yield, Dark Brown necrotic lesions, Grey-dark brown necrotic lesions.

Soil application of SPP or Foliar application of DAP 2%.