slow action nitrogen fertilizer是什么意思

网络释义

用法例句

A pot experiment was conducted to study effects of two kinds of slow-release nitrogen fertilizer made by ourselves on the spinach and cherry radish.

采用盆栽试验的方法研究了自制的缓释氮肥在菠菜和樱桃萝卜上的应用效果。

Four slow-release nitrogen fertilizers (SRFs) were tested under field experimentation in two years to investigate their response to lowland rice yield, to evaluate their effect on N use efficiency and to understand their influence on soil ammonium and nitrate content.

结果表明:1)4种供试缓释氮肥中的两种增产效果大于尿素,另外两种小于尿素。

Study on the rate of slow- release nitrogen fertilizer for super hybrid late rice

超级杂交晚稻缓释氮肥最佳用量研究

Study on the Slow Release Nitrogenous Fertilizer and Legume Nitrogen Fixation in Dry and Infertile Sand on the Bashang Plateau;

冀西北坝上旱薄沙地缓释氮肥效应及豆科固氮效应研究

Study on the Effect of Slow-Release Nitrogen Fertilizers on Fertilizer Efficiency and Nitrate Accumulation in Different Vegetables;

缓释氮肥对不同蔬菜施肥效应及硝酸盐积累状况影响研究

Study on Matrix-Based (Humic Acid) SRNFs and Their Sweet Potato Biological and Rhizosphere Soil Environmental Effects;

基质（腐殖酸）缓释氮肥及其甘薯生物学与根际土壤环境效应研究

Screening of slow releasing substrate of matrix-based fertilizer and its nitrogen release mechanism

基质肥料缓释基质的筛选及其氮素释放规律

The effects of coated slow/controlled fertilizer on winter wheat yield,soil Nmin and nitrogen use efficiency

包裹型缓/控释肥对冬小麦产量、土壤无机氮和氮肥利用效率的影响

Recovery of Ammonium-nitrogen from Petrochemical Wastewater as a Slow Release Fertilizer;

以缓释肥形式回收石化废水中氨氮的研究

Effects of Slow/controlled Release Compound Fertilizer on Soil Nitrogen and Enzyme Activity;

缓/控释复合肥料对土壤氮素和酶活性的影响

Effects of Slow-Release Fertilizers on Yield Formation and the Uptakes of Nitrogen, Phosphorus and Potassium by Aerobic Rice;

缓释肥对旱稻氮、磷、钾吸收及其产量形成的影响

Effect of Urease Inhibitor on Urease Activity, N- Transformation and Yield of Rice;

氮肥缓释剂对水稻土壤脲酶活性、氮素转化及产量的影响

Study on Process Parameters for Factory Production of Field Special Slow/Controlled Released Nitrogen Fertilizer and Its Application Effect;

大田专用缓/控释氮肥工厂化生产工艺参数及其肥效研究

Application of compost may contribute to a slow release of nitrogen at later growth stage of rice plant.

施用堆肥可能对生长后期土壤缓慢释放氮有所贡献。

Decomposing Microbes Constitution of Agricultural Organic Castoff and Studies on Biological Slow-released Nitrogenous Fertilizer;

农业有机废弃物腐熟菌群的建立与氮肥生物缓释作用的研究

Slow/controlled release BB fertilizer--the developing direction of China's compound fertilizer

缓/控释BB肥是我国缓/控释肥料的发展方向

Application Effects of Controlled-release(Slow-release) and Compound Fertilizer in Drought Spring Sorghum and Effects on Available Nitrogen in the Different Soil Layers

控(缓)释性复合肥在旱地春播高粱上的应用效应及对土壤有效氮的影响

Prospects for the production and application of slow and controlled release fertilizers;

缓释、控释肥料生产、使用前景展望

Effect of controlled-release nitrogen fertilizer on growth and fertilizer nitrogen use efficiency of double rice in southern China

控释氮肥对双季水稻生长及氮肥利用率的影响

Studies on Nitrogen Release and Use Efficiency of Controlled Release Nitrogen Fertilizer in Wheat Field in Chao Soil Region;

控释氮肥养分释放及在潮土麦田的肥效研究