chemical potassium fertilizer的意思|示意

Below are the analysis of big gap between the supply and demand of chemical potassium fertilizer in China, and some Suggestions for bridging it.

分析了我国化学钾肥供需差距大的现状，提出了解决这个矛盾的对策与建议。

In cases where sewage sludge is used, expensive chemical fertilizer use can be avoided, he said. The sludge contains the same critical nutrients-nitrogen, phosphorous, and potassium.

有时候，人们用下水道污泥来代替昂贵的化学肥料，其中一样含有重要的营养成分——氮，磷和钾。

The effects of proportional application of cake fertilizer and chemical fertilizer on leaf nitrate, nitrite and potassium of flue-cured tobacco were investigated in a field experiment.

通过大田试验，研究了饼肥与化肥配施对烤烟硝酸盐、亚硝酸盐及钾素的影响。

Nitrogen phosphorus chemical fertilizer combined organic improve yield, more ideal way of fertilizing. But should pay attention to the plain supplement of potassium at the same time.

氮磷化肥配施有机肥具有持续提高产量、培肥土壤的双重效果，是砂姜黑土培肥改良较理想的施肥方式，但同时要注意钾素的补充。

The grassland soil is short of phosphorus and potassium, applying organic fertilizer accompany with chemical fertilizer is more effective than applying chemical fertilizer.

草原土壤磷、钾肥较为缺乏，而且单纯的施用化肥效果并不好，需要配合有机肥的施用才能有效提高土壤肥力。