Boron fertilizer mainly contains borax and boric acid, followed by boron and magnesium. Borax and boric acid are commonly used boron fertilizers, applying 0.5 to 0.75 kilograms per acre at the end of application or application, foliar spraying at a concentration of 0.1% to 0.3%, soaking at a concentration of 0.01% to 0.1%, and seed dressing at 0.2 to 0.5 per kilogram of seed fertilizer. Grams.
Zinc fertilizer mainly includes zinc sulfate, zinc oxide, zinc nitride, and chelated zinc. Zinc sulphate is a common zinc fertilizer, applied at a rate of 1 to 2 kilograms per acre at the end of application or application, foliar spraying at a concentration of 0.01% to 0.05%, soaking at a concentration of 0.02% to 0.05%, and seed dressing at 1 to 3 grams per kilogram of seed fertilizer. .
Molybdenum is mainly composed of ammonium molybdate, followed by molybdate and molybdenum trioxide. Ammonium molybdate is a commonly used molybdenum fertilizer, applying 50-150 grams per acre or topdressing, spraying a concentration of 0.01% to 0.1%, soaking in a concentration of 0.05% to 0.1%, and seed dressing of 2-5 grams per kilogram of seed fertilizer.
Copper fertilizer mainly includes copper sulfate, copper oxide, chelated copper, and copper-containing slag. Copper sulfate is a commonly used copper fertilizer, applying 0.8-1.5 kg per acre or topdressing, foliar spray concentration of 0.01%-0.05%, seed soaking concentration of 0.01%-0.05%, and seed dressing 0.3 g per kilogram of seed fertilizer.
Manganese fertilizer mainly includes manganese sulfate, followed by manganese carbonate, manganese chloride and manganese oxide. Manganese sulphate is commonly used manganese fertilizer, applied or applied 1 to 2 kilograms per acre bottom, foliar spray concentration of 0.05% to 0.2%, soaking concentration of 0.05% to 0.1%, seed dressing per kilogram of seed fertilizer 4 to 8 grams .
Iron fertilizers mainly include ferrous sulfate, and ammonium ferrous sulfate, iron chelates, and the like. Ferrous sulphate is a commonly used variety, applied per acre or topdressing 5 kg, foliar spray concentration of 0.3% to 0.5%.
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