Rape foliar fertilizer
A foliar fertilizer and rapeseed technology, applied in fertilization devices, fertilizer mixtures, applications, etc., can solve the problems of low soil fertilization utilization rate, high fertilizer demand, environmental pollution, etc., to improve fertilizer utilization rate, increase yield and quality , the effect of reducing pollution
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Embodiment 1
[0016] A rapeseed foliar fertilizer, each component in the foliar fertilizer is made according to the following ratio, and the carrier is water:
[0017] Urea 280kg / m 3 , Potassium dihydrogen phosphate 220kg / m 3 , boric acid 100kg / m 3 , Potassium sulfate 60kg / m 3 , polyaspartic acid 150kg / m 3 ;
[0018] The present invention provides the method for preparing above-mentioned rape leaf fertilizer:
[0019] A. Put urea into water, stir 80r / min, and prepare 280kg / m at 30°C 3 aqueous solution, according to 220kg / m 3 Potassium dihydrogen phosphate is added according to the ratio of 60kg / m 3 The amount of potassium sulfate added, according to 50kg / m 3 The ratio of polyaspartic acid is added to make solution a;
[0020] B. Dissolve boric acid in boiling water while shaking it, then add it to solution a and mix evenly, adjust the pH value to 6.5, and make rapeseed foliar fertilizer. The amount of boric acid added is 100kg / m 3 .
Embodiment 2
[0022] A rapeseed foliar fertilizer, each component in the foliar fertilizer is made according to the following ratio, and the carrier is water:
[0023] Urea 350kg / m 3 , Potassium dihydrogen phosphate 250kg / m 3 , boric acid 120kg / m 3 , Potassium sulfate 80kg / m 3 , polyaspartic acid 200kg / m 3 ;
[0024] The present invention provides the method for preparing above-mentioned rape leaf fertilizer:
[0025] A. Put urea into water, stir at 120 r / min, and prepare 350kg / m at 35°C 3 aqueous solution, according to 250kg / m 3 Potassium dihydrogen phosphate is added according to the ratio of 80kg / m 3 The amount of potassium sulfate added, according to 80kg / m 3 The ratio of polyaspartic acid is added to make solution a;
[0026] B. Dissolve boric acid in boiling water while shaking it, then add it to solution a and mix evenly, adjust the pH value to 7.5 to prepare rape foliage fertilizer, the amount of boric acid added is 120kg / m 3 .
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