Synchronous slow-release fertilizer special for super hybrid rice and preparation method thereof
A technology of hybrid rice and special fertilizer, which is applied in application, fertilization device, fertilizer mixture, etc., can solve the problem of optimizing fertilizer for super hybrid rice that has not yet been found, and achieve the goal of improving lodging resistance index, prolonging nitrogen supply time, and reducing nitrogen pollution Effect
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[0029] Embodiment: 1, every production 1 ton of total nutrient content 41.65% (20-9-11.1-0.55) synchronous type slow-release super hybrid special fertilizer for rice, it is made up of the chemical fertilizer raw material of following weight portion, urea formaldehyde wraps urea (7-0-0) 0.199, monoammonium phosphate particles (11-47-0) 0.190, high tower nitrogen and potassium fertilizer (30-0-20-2-1) 0.550.
[0030]A kind of synchronous slow-release special fertilizer for super hybrid rice of the present invention is characterized in that: every ton of synchronous slow-release super hybrid rice special fertilizer with a total nutrient content of 39.68% (19.26-8.46-10.4-1.04-0.52) is produced, It is composed of the following chemical fertilizer raw materials in parts by weight, 0.24 of urea in urea formaldehyde (7-0-0), 0.180 of monoammonium phosphate (11-47-0), and 0.520 of high-tower nitrogen and potassium fertilizer (30-0-20).
[0031] A kind of synchronous slow-release speci...
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