Almond
  • Almond
  • Apples
  • Citrus
  • Corn
  • Cotton
  • Grape
  • Lettuce
  • Melons
  • Onions
  • Potatoes
  • Rice
  • Soybean
  • Strawberries
  • Tomato

Phosphorus deficiency made worse by

  • Acidic or very alkaline (calcareaus) soils
  • Low organic matter
  • Cold or wet conditions
  • Crops with a poorly developed root system
  • Soils with low P reserves
  • Soils with a high phosphate capacity
  • Iron rich soils

Phosphorus is important for

  • New growth is more vigorous and healthy
  • Number of flowers may increase
  • Fruit maturity may be advanced