您要查找的是不是：
- EFFECT OF NITROGEN SUPPLYING LEVEL ON NITROGEN NUTRITION AND THE GROWTH OF ROOTS AND YIELD FORMATION OF DRY NURSERY SEEDLINGS OF RICE IN FIELD 施氮水平对旱秧本田期氮素营养和根系生长和产量形成的影响
- Nitrogen supplying levels 供氮浓度
- nitrogen supplying level 施氮水平
- To perform the Quality rating to classify the Supplier level. 实施质量分级，按供应商水平分类。
- Soil character of nitrogen supplying 土壤供氮特性
- Z. japonica clonal production benefited from heterogeneous nitrogen distributions when the total soil nitrogen supplies in the habitats were relatively low. 试验证明，当土壤氮素资源的总体水平较低时，氮素资源的异质性分布对结缕草的生长有利；
- Effect of Nitrogen Supplying on the Grain Yield and Protein Content of Wheat 氮素供应对小麦籽粒产量和蛋白质含量影响的研究进展
- Air consists chiefly of nitrogen. 空气主要由氮气组成。
- Business bounced back to prewar levels. 商业回升到战前的水平。
- Nitrogen forms most of the Earth's air. 地球上空气的大部分成分是氮气。
- Effect of combined application of bioorganic manure and inorganic nitrogen fertilizer on soil nitrogen supplying characteristics 秸秆生物有机肥的施用对土壤供氮能力的影响
- The lamp is full of gaseous nitrogen. 灯里充满了气体氮。
- Interest rates are running at record levels. 利率达到创记录的水平。
- In this period, unemployment reaches record levels. 这段时间的失业人数又达到了创纪录水平。
- Nitrogen forms about 78% of the earth's atmosphere. 氮约占地球大气的百分之七十八。
- The ground levels off beyond those houses. 这些房子那边的地变得平坦了。
- The act of supplying or fitting out. 供应提供或装备的动作
- We must increase production levels. 我们必须提高生产水平。
- Radiation reached unheard-of levels. 辐射作用已达到前所未有的程度。
- Some freshwater fish such as pike can withstand levels of acidity. 一些诸如梭鱼等淡水鱼可以抵御相当程度的酸性。
