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- Results showed that response of both rice yield and N uptake to the 4 SRFs was in the order of isobutylidene diurea (IBDU ) > oxamide (OM) > urea (U) > guanylurea sulphate (GUS)> crotonylidene diurea (CDU) > CK. 结果表明:4种供试缓释氮肥对水稻增产效果和吸氮量的顺序均为:IBDU>OM>U>GUS>CDU>CK;
- Keywords urea;isobutyraldehyde;isobutylidene diurea （IBDU）; 异丁叉二脲;酸催化;尿素;异丁醛;
- isobutylidene diurea 异丁叉双尿素
- The synthesis,application and the further of isobutylene diurea are introduced in the paper. 介绍了异丁叉二脲的合成方法、应用及在我国的开发应用前景。
- The vibration value of aminoaryl amine/fatty amine diurea grease is low,which possesses excellent low-noise performances. 氨基芳胺/脂肪胺双脲脂的轴承振动值低,具有良好的低噪音性能。
- Keywords microwave;D-glucose;diurea;adhesive; 微波;D-葡萄糖;缩二脲;胶粘剂;
- Keywords p-methylbenzenesulfonic acid;iso-butyl diurea;catalytic synthesis; 对甲苯磺酸;异丁叉二脲;催化合成;
- Synthesis and Application of Isobutylene Diurea as Non- Protein Nitrogen Feed Additives 非蛋白氮饲料添加剂异丁叉二脲及其应用
- Keywords diurea grease;hydrogen bonding;mass spectra;electron microscope;infrared spectra; 脲;润滑脂;氢键;质谱;电镜;红外光谱;
- Keywords disodium naphthalene disulfonate spectrophotometry urea methylene diurea determination; 萘二磺酸二钠盐;分光光度法;尿素;亚甲基二脲;测定;
- isobutylidenen. 亚异丁基
- ethylene diurea 乙烯叉二脲
- tetramethylol acetylene diurea 四羟甲基乙炔二脲
- diurean. 双脲
- carbonyl diurea 碳酰二脲
