1) nitrogen fertilizer kinds
氮肥种类
1.
Effect of nitrogen fertilizer kinds on growth and yield and quality of oriental tobacco;
氮肥种类对香料烟生长及产量品质的影响
2) nitrogen fertilizer
氮肥品种
1.
Effects of different nitrogen fertilizers and fertilization patterns on yield and quality of Brassica chinensis;
氮肥品种及施肥方式对小白菜产量与品质的影响
2.
Effects of different nitrogen fertilizers and applying times on the amino acid content of spring wheat seed
氮肥品种及施用时期对春小麦籽粒氨基酸含量的影响
4) fertilizer type
肥料种类
1.
General research situations of tree fertilization were summarized including fertilizer type,fertilization pattern and fertilization method, and the trendency of tree fertilization in the future was measured.
系统地阐述了当前林木施肥技术研究的现状;介绍了该领域出现的各种肥料种类、施肥方式以及施肥方法,并展望了施肥技术研究的趋势。
2.
General research situations of tree fertilization were summarized including theory of tree fertilization, fertilizer type and fertilization pattern, fertilization effect and the factors affecting fertilization effect and fertilization method, finally the trend of tree fertilization in the future was given.
文章综述了人工林施肥的研究进展概况 ,包括林木施肥的理论基础、肥料种类和施肥方式、林木施肥效应及其影响因素、林木施肥方法 ,最后展望了林木施肥的发展方
5) Types of green manure
绿肥种类
补充资料：铵态氮肥
分子式：
分子量：
CAS号：
性质：以铵盐或氨为主要成分的氮肥。主要有氨水、液氨、硫酸铵、碳酸氢铵、氯化铵和磷酸铵等。能溶于水，肥效快，易被土壤和作物所吸收。可用于各种土壤，特别适用于水田。但氨水和液氨易流失，碳酸氢铵也易分解损失。不可与草木灰、石灰等碱性肥料相混合，以免引起氨的损失。
分子量：
CAS号：
性质：以铵盐或氨为主要成分的氮肥。主要有氨水、液氨、硫酸铵、碳酸氢铵、氯化铵和磷酸铵等。能溶于水，肥效快，易被土壤和作物所吸收。可用于各种土壤，特别适用于水田。但氨水和液氨易流失，碳酸氢铵也易分解损失。不可与草木灰、石灰等碱性肥料相混合，以免引起氨的损失。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条