Table 3 Structure of K NPs fertilizer used in current study.

From: Potentials of organic manure and potassium forms on maize (Zea mays L.) growth and production

Element

Nano-potassium fertilizer (Potacrystal)

K2O

36.0%

Amino acids

5.0%

Vitamins

1.0%

Total nitrogen

5.0%

Micronutrients (Br, Zn, Mn, Co and Mo)

2.0%

  1. Contents are available on the state (Bio Nano Technology Company, Egypt).