But how small peptide participates in nitrogenous metabolism and growth requirement of livestock and poultry will be further discussed .
但小肽是如何参与氮的代谢,畜禽生长需要量又如何,还有待进一步探讨。
A nitrogenous substance found in mucous secretions ; a lubricant that protects body surfaces .
粘性分泌液中的含氮物质,保护体表的润滑剂。
Studies on the factors influencing the contents of free histidine and other extractive nitrogenous components in milkfish .
影响虱目鱼游离组胺酸及其他含氮抽出物含量因素之探讨。
Adenine refers to a portion of the molecule , the nitrogenous base .
腺嘌呤指分子的一部分,即含氮碱基。
Dynamic relationships between nitrogenous compounds levels and nitrous oxide emission during composting .
堆肥过程含氮化合物含量与氧化亚氮释放之动态关系。
An introduction is given to the characteristics and problems of the 16 models of feeders and their accessories used generally by the domestic mediun and small nitrogenous fertilizer producers at present .
介绍了目前国内中、小氮肥企业普遍使用的16种型号加焦机及其附件的特点及存在的问题。
This article describes some high & new technologies , their sources and application effect in small scale nitrogenous fertilizer industry .
介绍推广小氮肥行业一些高新技术以及技术的来源和效果。
Furthemore , the yield of potato increased effectively by increasing usage of potash fertilizer under the higher level of nitrogenous fertilizer .