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1)  Slow/controlled release water-storing fertilizers
保水缓/控释肥料
1.
In the article,a review was given on method and process of fertilizers combined with hydrogels,interaction of fertilizer nutrients with hydrogels and its research methods,and interactive effects of water and nutrients of hydrogels or slow/controlled release water-storing fertilizers(SRWAFs/CRWAFs) applied to soils,and existing pr.
该文主要对保水剂与化肥的复合方式与工艺,保水剂与肥料养分相互作用及其研究方法,以及保水及保水肥料应用的水肥效应方面的进展进行综述,并指出了保水缓/控释肥料研究存在的问题和今后努力的方向。
2)  slow/controlled release fertilizers
缓/控释肥料
1.
Research general situation of slow/controlled release fertilizers on turfgrass;
缓/控释肥料在草坪中的应用研究概述
2.
Effect of five slow/controlled release fertilizers on the growth of turfgrass in fairway in spring;
春季施用5种缓/控释肥料对高尔夫球道草坪草生长的作用
3.
This paper summarized the types of slow/controlled release fertilizers in China,commented the advantages and disadvantages of process equipment of the main types of controlled-release fertilizers,pointed out problems in development and solutions,and proposed development direction.
总结了我国缓/控释肥料的几大类型,对主要类型缓/控释肥料工艺设备的优缺点予以评述,指出了发展中存在的问题和解决对策,提出了发展方向。
3)  slow/controlled fertilizer
缓/控释肥料
4)  controlled/slow-release fertilizer
控/缓释肥料
1.
The results showed that all the controlled/slow-release fertilizers decreased ammonia volatilization and N leaching in varying degrees.
采用“静态吸收法”和“土柱淋溶法”室内模拟实验,分别研究了6种控/缓释肥料施入土壤中的氨挥发和氮淋溶情况。
5)  slow/controlled release fertilizer
缓/控释肥料
6)  slow and controlled release fertilizer
缓控释肥料
1.
Approach to coating materials for coated slow and controlled release fertilizers
包膜缓控释肥料用包膜材料的探讨
补充资料:控释肥料(control release fertilizers)
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性质:又称缓效肥料(slow available fertilizers)或控释肥料(control release fertilizers)。肥料中含有养分的化合物在土壤中释放速度缓慢或者养分释放速度可以得到一定程度的控制以供作物持续吸收利用。使用缓释肥料的目的:(1)减少肥料养分,特别是氮素在土壤中的损失;(2)减少施肥作业次数,节省劳力和费用;(3)避免发生由于过量施肥而引起的对种子或幼苗的伤害。缓效肥料分三大类:(1)难溶于水的化合物,如磷酸镁铵等;(2)包膜或涂层肥料,如包硫尿素等;(3)载体缓释肥料,即肥料养分与天然或合成物质呈物理或化学键合的肥料。

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