Because of the importance of nutrients and their scarcity, nutrient recycling is one of the most significant eco-system processes that we'll cover in this course.
由于养分的重要性和贫乏性，营养循环是我们在这门课中会讲到的最重要的生态系统过程之一。
Some reports showed that water and nutrient supply have significant effects on wheat water and nutrient use efficiencies.
一些报道证明，水分和养分供应对小麦的水分、养分利用效率有显著作用。
This approach means that the significant differences in productivity, nutrient use and leaching that we observed are caused by diversity .
这种实验设计使得到的结果的显著性是由于物种数导致的。
In comparison with the controls, significant changes have been observed in the plant shape, leaf size and the shape and main nutrient components of the fruits.
与对照的母株相比，胚乳植株在株形、叶片大小、果实形态及果实的主要营养成分含量上都有较大的变化。
Generally, fast breakdown rates of leaf litter in the Xiangxi River indicated that riparian leaf litter played a significant role in the nutrient cycling and benthic communities.
河流中叶片凋落物在春夏季节的快速分解对底栖生物群落和下游养分循环有重要作用。
An egg a day may even help prevent Alzheimer's: the yolk is a significant source of choline, a nutrient that reduces inflammation in the brain.
每天一个鸡蛋甚至可以防止老年痴呆：蛋黄是一种很有效的胆碱来源，而胆碱是一种可以减轻大脑炎症的营养物质。
The results showed as follows:there were significant differences of nutrient digestibility and effective energy values among the 10 roughages (P<0.05).
结果表明：单一粗饲料各营养物质消化率、有效能值存在显著性差异（P<0.05）。
There existed significant correlations among soil microbial biomass, enzyme activities and nutrient contents.
土壤微生物量、土壤酶活性以及土壤养分之间均存在显著的相关关系。
The improvement of nutrient availiabilities is not significant after xylanase is added into diets until the dietary xylan content is high enough.
木聚糖酶对饲粮养分真利用率提高效应在高木聚糖水平饲粮中更明显。
The improvement of nutrient availiabilities is not significant after xylanase is added into diets until the dietary xylan content is high enough.
木聚糖酶对饲粮养分真利用率提高效应在高木聚糖水平饲粮中更明显。
应用推荐