查询词典 nutrient

The difference of soil nutrient between operation units can be learned from the maps, and the decision and operation for variable rate fertilization can be made according to the difference.

应用实践表明：建立的田间土壤养分信息库可以应用于精确农业变量施肥的决策和作业管理

The role of an organism in nutrient and energy flow within an ecosystem (e.g., herbivore, carnivore, decomposer).

有机体之营养和能源摄取模式(如肉食、草食、分解者等)。

It does not destruct the nutrient component of food , does not affect the sensitive character of food , does not influent the quality and the taste of food.

不破坏食品的营养成分，不影响食品的感官性状，对食品的质量及风味不发生不良影响。

One of those ways, associated with higher crop yields, is to be sure that limitations of some other nutrient do not detrimentally affect N uptake and use.

其中一个与高产有关的方法是保证一些其它养分的限制不对氮的吸收利用造成有害影响。

These soils usually are nutrient poor and have little detritus .

这些通常是土壤养分穷人和没有碎屑。

Graham Devereux, M.D., Ph.D., of the Department of Environmental and Occupational Medicine at the University of Aberdeen in the United Kingdom, and seven associates assessed maternal nutrient and respiratory status in 1,253 mothers and children during a five-year period.

格雷厄姆devereux，医学博士，哲学博士，各部门的工作环境与职业医学在阿伯丁大学，在英国，和七名同伙评估产妇营养及呼吸状况12.53母亲和儿童，在这五年期间。

At last, the appropriate biological significance of the system is discussed.In the second section, a model of differential equation on nutrient—diatom— N.

对此类方程研究的结果，能有效的掌握生态系统的发展规律，更好的实现对此类系统的预测和控制。

In theory, digestibility is the proportion of an ingested nutrient that is digested and absorbed.

理论上说，消化率是消化和吸收摄取的养分比例。

Compared with diploidy , the seedlings of Pasthyrostachys juncea with tetraploidy have stronger viability , higher nutrient contents and better tolerance of lower temperature , drought and other extremely environments .

与二倍体新麦草相比，染色体加倍后的四倍体新麦草的种苗生活力强，种子营养成分含量高，对低温，干旱等极端环境的适应能力强。

Nutrient Components in Leaflets and Petioles of Water Dropwort;2. Establishment of regeneration system of 'Alachua' was carried out using petioles as explants.

以圆叶葡萄'Alachua'的叶柄为外植体，通过对基本培养基、激素种类及浓度组合的筛选，研究圆叶葡萄Alachua再生体系的建立。

There are different types of personal loans available.

有许多不同类型的个人贷款优惠。

The above mentioned teaching model of spiral rising can be used to avoid rigidness in teaching.

上述螺旋式上升的教学模式，可以避免教学形成模式後的僵化现象。