significant nutrient 显着营养素
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。
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