According to soil fertility and soil structure in the loess plateau, the experiment of fertilizer amount was carried out with ammonium nitrate and calcium superphosphate.
根据黄土丘陵区土壤肥力特点及土体结构，选用硝酸铵和过磷酸钙作为试验肥料，进行了不同施肥量试验。
The product change from to ammonium nitrate to NPK complex fertilizer in the respects of raw materials, technical routes and production were given in this article.
对硝铵改产npk复肥的原料路线、技术路线及生产方法进行分析探讨。
Calcium ammonium nitrate is a new high-analysis compound fertilizer with excellent properties.
硝酸铵钙是一种性能优良的复合肥料。
In view of the nationally forbidden marketing on ammonium nitrate as chemical fertilizer, the nitro-based NPK process is put forward with raw material of ammonium nitrate by hemi-slurry technology.
由于国家禁止将硝铵作为化肥销售，提出用半料浆法将硝铵制成硝基NPK。
The paper describes the development and application of a special complex fertilizer containing flue -cured tobacco ammonium nitrate-ammonium phosphate-potassium sulphate.
介绍硝酸铵-磷酸-铵—硫酸钾系高浓度烤烟专用复合肥的开发应用。
Production and Market Situation for High Efficient Compound Fertilizer-Ammonium Nitrate & Calcium Nitrate;
磷酸一铵、磷酸二铵、复合肥、复混肥、过磷酸钙、冲施肥制造、销售。
Production and Market Situation for High Efficient Compound Fertilizer-Ammonium Nitrate & Calcium Nitrate;
磷酸一铵、磷酸二铵、复合肥、复混肥、过磷酸钙、冲施肥制造、销售。
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