Liquid composite foliar fertilizer special for soybean

A liquid Soybean specific compound fertilizers, water as a solvent, including large, medium, micronutrients, additives and useful elements, macronutrients (N + P2O5 + K2O) content greater than 70g / L, the mass ratio N:P2O5:K2O = (2-3) :1: (4-6), the amount of nutrient elements (Mg + S) content greater than 20g / L, the mass ratio of Mg:S = 1: (3-4), micronutrients (Zn + Mn + B + Mo + Fe + Cu) content greater than 10g / L, the mass ratio Zn:B:Mn:Mo:Fe:Cu = (3-4): (2-3): ( 1.5-2.5): (1.5-2): (1-1.5) to 1, Co content beneficial element 0-10g / L, the content of the chelating agent is 5-35g / L, a wetting agent content of 0.05-0.3g / L . When using Diluted 500-800-fold dilutions mu 50-100kg, spraying on, middle leaves, especially the back of the blade. In the early soybean flowering to early pod stage blossomed, each pod seed filling stage spraying 1, the average yield increase of up to 10%.