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Nutrients and various

Proan 7-21-7

Subtitle: NPK fertiliser with chelated macro and micro-elements.

Proan 7-21-7 is an NPK leaf fertiliser, very rich in phosphorous, with chelated macro and micro-elements as well as vitamin B, totally water soluble. Designed to be complemented with ground fertiliser. 

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Aditional info
  • Total nitrogen: 7% w/w (9,1% w/v)
    • Ureic nitrogen: 2,8% w/w (5,5% w/v)
    • Ammoniacal nitrogen: 4,2% w/w (3,6% w/v)
  • Phosphorus pentoxide (P2O5), water-soluble: 21% w/w (27,3% w/v)
  • Potassium oxide (K2O), water-soluble: 7% w/w (9,1% w/v)
  • Boron (B): 0,02% w/w (0,026% w/v)
  • Copper (Cu): 0,05% w/w (0,065% w/v)
  • Zinc (Zn): 0,05% w/w (0,065% w/v)
  • Iron (Fe): 0,05% w/w (0,065% w/v)
  • Manganese (Mn): 0,05% w/w (0,065% w/v)
  • Molybdenum (Mo): 0,0025% w/w (0,0032% w/v)
  • Chloride Free
  • Presentation: Soluble Concentrate (SL)
  • Packaging: 1 L, 5 L and 20 L.
  • 250-500 cc/hl. 2-3 treatments at 15 to 20 day intervals are advised, thus covering the periods of rooting, flowering and fruit setting.
  • Encourages the development of the radicular system and flowering.
  • Used in cereals and horticultural crops in the initial stages of development and in each flowering.
  • In citrus, fruit trees, olive tree and vines in preflowering and at the falling of petals. 

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