Foliar fertilizer five best spray method

Linyi Fertilizer Network Copyright

Foliar fertilizers must be sprayed to the optimum concentration to achieve twice the result with half the effort. If the concentration is too high, it is prone to fat damage or toxins; if the concentration is too low, it will not achieve the purpose of top dressing. The foliar fertilizer in the market has a clear use concentration suitable for control. The optimum concentration of other common fertilizers is urea 0.5%-1%, diammonium phosphate 0.2%-1%, calcium chloride 0.3%-0.5%, zinc sulfate 0.05 %-0.2%. Linyi Fertilizer Network Copyright

Linyi Fertilizer Network Copyright

In the best period, foliar fertilizer is usually sprayed at the seedling stage, the beginning flowering stage or the key period of fertilizer demand in the middle and late stages to achieve the best results. Choose a cloudy or sunny morning and evening spray effect is good, to avoid the sun shining high, the leaf transpiration is large and cause poison, and should be sprayed in time after the rain. Linyi Fertilizer Network Copyright

Linyi Fertilizer Network Copyright

The optimum dosage is to spray 50-60 kg of fertilizer solution per acre , and the atomization degree of the nebulizer should be increased as much as possible. Spraying the whole plant, the new leaves and the surface of the leaves should not leak. It is advisable to spray vegetables 2-4 times throughout the growing season . Linyi Fertilizer Network Copyright

Linyi Fertilizer Network Copyright

The best part of the foliar topdressing effect is related to the speed at which the spraying elements move in the plant. The more mobile elements are nitrogen, potassium, sodium, etc. All the elements that can move but are not mobile are phosphorus and sulfur. Etc. Some of the moving elements are iron, copper, manganese, molybdenum, and the like. The elemental fertilizer solution that cannot be moved or moved is sprayed on the new leaves. Linyi Fertilizer Network Copyright

Linyi Fertilizer Network Copyright

The best mixed spray various foliar fertilizers mixed spray, or fertilizer and pesticide mixed spray, can play a multi-effect, but the mixed spray should first clear the nature of the fertilizer and the nature of the pesticide. If the nature is reversed, never spray it. When preparing the mixed spraying solution, it must be stirred evenly. Now it is used now. Generally, a fertilizer is formulated into an aqueous solution, and other fertilizers are directly added to the prepared fertilizer solution according to the dosage. The solution is shaken and then sprayed. Linyi Fertilizer Network Copyright

Linyi Fertilizer Network Copyright

Linyi Fertilizer Network Copyright

share to: