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发明授权
CN101255082B 有机无机长效玉米专用复混肥 失效 - 权利终止

有机无机长效玉米专用复混肥
摘要：
本发明关于肥料。一种有机无机长效玉米专用复混肥，包含颗粒状的无机氮、磷、钾肥，其特征在于：该颗粒状的无机氮、磷、钾肥是大颗粒尿素、缓释包膜尿素、磷酸一铵和硫酸钾；混合有由畜禽粪、豆饼、秸秆为原料的有机颗粒肥；上述各种颗粒肥的重量比为：大颗粒尿素18～20％、缓释包膜尿素34～36％、磷酸一铵15～17％、硫酸钾14～16％、有机颗粒肥14～15％。解决一次施用能按玉米各个生长期营养需求提供常期养料、又能保持和改善土壤结构和肥力，且制作、贮运、施用方便的技术问题。
摘要（英）：

The invention relates to a fertilizer. A organic-inorganic slow-release compound fertilizer special for maize, contains grained inorganic nitrogen, phosphorus and potasium fertilizers, which is characterized in that: the grained inorganic nitrogen, phosphorus and potasium fertilizers are macroaggregate urea, slow-release coated urea, monoammonium phosphate and kalium sulphuricum; and the fertilizer is mixed with an organic grained fertilizer used animal manure, bean cake And straw as raw materials; where the fertilizer contains 18-20by weight of macroaggregate urea, 34-36by weight of slow-release coated urea, 15-17by weight of monoammonium phosphate, 14-16by weight of kalium sulphuricum and 14-15by weight of organic grained fertilizer. The invention can provides a long time nutrient basedon the nutritional needs of each growth phase of the maize by once fertilization, can hold and improve soil structure and fertility, and solves the technical problems of convenient preparation, storage, transport and fertilization.

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