基础肥料

找出了腐植酸苹果专用复合肥配方的最适NPK配比为2：1：1，腐植酸加量为4%&6%，基础肥料为无机类型。

It was found the best NPK ratio is 2:1:1 , the suitable humic acid added amount is 4 % - 6 % and the favorite basal fertilizer is inorganic type .

该产品可作烟草专用肥的基础肥料。

The obtained product can be used as special tobacco fertilizer .

应用对辊式造粒机，将氮磷钾基础肥料分别制成粒径一致的粒状肥料，然后按配方要求进行计量和混匀，制成掺合复肥。

The ordinary fertilizer which contains nitrogen , phosphorus or potassium is granulated by roll compacter .

同时应用氮磷、氮钾颗粒肥料作为发展多品种掺混肥料的基础肥料，以更好地满足农作物和土壤对养分的需求。

Meanwhile , granular NP and NK fertilizers are used as fertilizer materials for the development of muti-grade bulk-blended fertilizers , so as to better meet the demand for nutrients of crops and soils .

因此，建议在腾冲烟区烤烟生产中使用白云石粉代替其他镁肥以及生石灰作为改善烟株缺镁以及改善土壤酸化的基础肥料。

Therefore , it is suggested that in flue-cured tobacco production , quicklime and other magnesium fertilizers should be replaced by dolomite powder in order to improve symptoms of magnesium deficiency and soil acidification in Tengchong .

利用尿素、硝酸铵、磷酸铵、氯化钾等基础肥料进行二次加工制成复合肥料，是近代化肥生产的必然趋势，也符合科学发展观。

It is a natural trend in the fertilizer production in recent years to make compound fertilizers by further processing of basic fertilizers such as urea , ammonium nitrate , ammonium phosphate and potassium chloride , which is also in line with the scientific development concept .

国内三种基础复合肥料近期生产技术进展

Latest Development on Production Technologies of Three Basic Compound Fertilizers in China

硝酸磷钾肥是以硝酸铵为基础的肥料，在生产，加工，运输及储存中存在一定的危险性。

Nitric Phosphate-Potassium Fertilizer , basing on ammonium nitrate , is dangerous when produced , processed , transported and deposited .

提高资源利用效率是实现农业可持续发展目标的核心，本文以山东省和全国作物施肥现状研究为基础，探讨了肥料投入与养分资源效率及环境风险的关系。

The relationship between fertilizer input level and nutrient use efficiency was analyzed based on the study of the present situation of crop fertilization in Shandong province and China .