C/N ratio can be taken as a rooting index of elm tip.
碳/氮比率可作为白榆新梢生根的指标。
No bluetooth or wireless n, but these were not important to me.
没有蓝牙或无线氮，但这些对我来说并不重要。
In the whole growth stages, more than 50% of n, P and K were in leaves.
在整个生长期内，50%以上的氮、磷、钾集中在叶片。
Second, traditional agroecosystem is usually at N-Limitation and water-limitation.
第二，传统农业生态系统常处于氮约束和水约束状态。
There were 7 wheat parents whose N and P utilization efficiency were high.
氮和磷均高效的亲本材料有7个。
Increasing sequence of organism and total N as follow: treatment 1, 2 , 4, 5, 3.
各施肥处理有机质和全氮增加顺序均为：处理1＞处理2＞处理4＞处理5＞处理3。
N addressed productivity of the three treatment was also higher than the others.
同时这三者追氮生产力也较高，因此是高效追氮叶龄期。
The N of human feces was the major output in family system.
农村家庭生活垃圾和人粪尿中的氮均为高于城镇家庭。
The control to condense multiple, organism and NH4-N are the key factors.
浓缩倍数的控制以及有机物浓度、氨氮浓度都是污水回用中的关键因素。
The effect of different N and P levels on yield under water stress were studied.
研究了在水分胁迫的条件下不同氮、磷组合对小麦生长发育的影响。
The effect of different N and P levels on yield under water stress were studied.
研究了在水分胁迫的条件下不同氮、磷组合对小麦生长发育的影响。
应用推荐