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- The differences of soil nutrients might be related to soil texture and application rate of fertilizer. 各调查点土壤养分含量之间的差异与施肥量和土壤质地有关。
- optimal application rate of fertilizer N 适宜施氮量
- The applicator is based on DGPS satellite positioning principle. It combines GPS, GIS and DDG together to make fertilization decisions and to output the application rate of fertilization into an IC card. 该系统基于 DGPS卫星定位原理 ,将 GPS、GIS与 DDS相结合 ,进行施肥作业决策 ,决策的施肥数据写在 IC卡上。
- Brassica rapa was selected as research object to study the effect of fertilizer application rate in high altitude zone of Qinghai Province. 在青海省高海拔农业区,以当地主要种植的白菜型油菜作为试验对象,进行增施不同用量钾肥的大田试验,研究其对油菜产量的影响及肥料效应。
- application rate of fertilizer 施肥量
- In rich fields, with the rising of application rate of nitrogen fertilizer, both the utilization efficiency and unit production rate of nitrogen fertilizer declined. 摘要在高肥力麦田中，随着氮肥施用量的不断增加，氮肥利用率下降，单位氮肥的增产量递减。
- Wheat yield of pot culture increases with the increasing of application rate of phosphoric fertilizer, and the main factors for yield increasing are of tillering promotion and effective ears bearing. 盆栽产量则随施磷量的增加而提高，磷素对产量影响的主要因素是促进苗期分集，提高小麦的有效穗数。
- Transportation of total nitrogen is meanly effected by precipitation, irrigation, rate of fertilizer application of agriculture, permeability of soil and thickness of unsaturated zone et al. 总氮的迁移主要受到大气降水、灌溉水、农业施肥量、土壤的渗透性以及包气带厚度等因素的影响。
- Timing and Methods of Fertilizer Application? 施肥时期和施肥方法?
- The results showed that the total weed control effect of 10% ZJ0273 EC at the application rate of 75 mL/ha were over 85%. 结果表明,10%25丙酯草醚EC75mL/hm2对油菜阔叶杂草、禾本科杂草及总体防除效果都在85%25以上,具有杀草谱广、持效期长、防除效果好和成本较低等特点。
- The average application rate of CNKI free homepage for the core periodicals of hooks-informatics and of archives is only 10%. 摘要图书情报学、档案学核心期刊CNKI免费主页平均使用率仅为10%25。
- regional load rate of fertilizer application 区域化肥施用负荷
- The aerage application rate of CNKI free homepage for the core periodicals of books-informatics and of archies is only 10%. 图书情报学、档案学核心期刊CNKI免费主页平均使用率仅为10%25。
- What's the going rate of computer programmers? 计算机程序设计人员的一般工资是多少？
- Degradation rate of dry matter increased with the increase of application rate of feces and duration of sample in rumen. 覆盖强度大，密封地面快，拦截泥沙能力强，种植后，在较短时间内就能起到固土保水、保堤护坡，防淤减积的作用。
- There are bales of fertilizer on the floor. 地板上是大包大包的肥料。
- Please deliver our order of fertilizer at once. 请立即把我们订购的化肥送来。
- The applicable rate of interest shall be the LIBOR rate for six-month U. 利息从到期应付之日到所欠款项全部还清之日计算。
- By power we mean the rate of doing work. 我们说功率就是指做功的速率。
- The results showed that application rate of each time should not be high because of its low absorbability and low fertility preserving capability. 结果表明，煤矸石风化物由于吸附性能低，保肥性差，所以施用化肥时一次用量不宜过大。
