But he says many parts of the world use too much nitrogen fertilizer, and that harms the environment. 但他表示,世界上很多地方过量使用氮肥,对环境造成了损害。
Research on the Impact of Planting Density and Amount of Nitrogen Fertilizer on High-yielding Cultivation of Hybrid Corn 种植密度和氮肥用量在玉米高产栽培中的重要性研究
Effects of Different Nitrogen Fertilizer Rate with Straw Incorporated on Rice Yield and Nutrient Uptake 秸秆还田下氮肥用量对水稻产量及养分吸收的影响
Moreover, in the production of nitrogen fertilizer, but also the use of cyanide products. 另外,在氮肥生产中,也要使用氯碱产品。
Effects of Different Nitrogen Fertilizer Topdressing on Growth Characteristics and Nitrogen Use Efficiencies of Spring Maize 追施不同氮肥对春玉米生长特性和氮肥利用效率的影响
The effect of potassium increased with increasing yield and nitrogen fertilizer. 钾肥效应随着产量和施氮量提高而增大。
Nitrogen Fertilizer Effects on Nitrate and Nitrite Contamination in the Soil Water and Groundwater 施硝酸盐肥料的土壤.施肥对大棚蔬菜地土壤水及地下水硝酸盐和亚硝酸盐污染的研究
The application impact of bioorganic manure plus nitrogen fertilizer on rice yield 生物有机肥配施氮素化肥对水稻产量的影响
Study on Effects of Different Nitrogen Fertilizer Amount and Application Period on Wheat Quality 氮肥施用量及施用时期对普通小麦品质性状的影响研究
Effect of Combined Use of Organic and Inorganic Nitrogen Fertilizer on Rice Yield and Nitrogen Use Efficiency 有机氮部分替代无机氮对水稻产量和氮素利用率的影响
Nitrogen fertilizer had significant promoting effect on yield and water use of winter wheat. 施氮对冬小麦产量和水分利用效率有显著促进作用。
Effect of Application of Phosphorus Combined with Nitrogen Fertilizer on Photosynthetic Characteristics after Anthesis and Yield in Jimai 22 氮磷配施对济麦22花后光合特性及产量的影响
Experimental Study on Fertilization and the Different Proportion Nitrogen Fertilizer of Jing-9428 Wheat 京9428小麦施肥量和氮素化肥不同施肥比例试验研究
The growth rate and moving biomass of Kentucky bluegrass turf were affected by the quantity of nitrogen fertilizer. 氮肥用量是提高草地早熟禾草坪生长速率和修剪量的主要因素。
Recovery by crop and loss of nitrogen fertilizer applied in rice season in Taihu Lake region 太湖地区水稻季氮肥的作物回收和损失研究
Effects of different amount of nitrogen fertilizer on yield and nutrient quality of green asparagus 不同氮肥用量对绿芦笋产量及营养品质的影响
Effect of Application of Phosphorus Combined with Nitrogen Fertilizer on Senescence Characteristics and Yield after Anthesis in Super-high-yielding Wheat 氮磷配施对超高产小麦花后衰老特性及产量的影响
Under Different Planting Density Effect of Nitrogen Fertilizer on Potato Production 不同种植密度下氮肥对马铃薯产量构成的影响
A salt of carbamic acid that is used as a nitrogen fertilizer. 氨基甲酸的一种盐,用作氮肥。
Dynamic Analysis on Response of Dry Matter Accumulation and Partitioning to Nitrogen Fertilizer in Wheat Cultivars with Different Plant Types 不同株型小麦干物质积累与分配对氮肥响应的动态分析
Effect on Nitrogen Fertilizer Application by Stages in Different Proportion on Nitrate Reductase Activity of Maize 氮肥不同比例分期施用对玉米硝酸还原酶活性的影响
Influence on Field Ammonia Volatilization and Winter Wheat Yield by Different Varieties of Nitrogen Fertilizer 不同氮肥品种对农田氨挥发及冬小麦产量的影响
Effect of Nitrogen Fertilizer Rates on Yield and Economic Benefits of Lettuce 氮肥施用量对生菜产量和经济效益的影响
Effects of Transplanting Density and Nitrogen Fertilizer on Yield and Resistant Starch ( RS) in Different Genetic Function Rice 氮肥和栽插密度对功能型水稻不同基因型的产量及抗性淀粉(RS)含量的影响
Effects of Forms and Level of Nitrogen Fertilizer on the Content of Chlorophyll in Leaves of Maize Seedling 氮肥施用量和形态对玉米苗期叶绿素含量的影响
So the nitrogen fertilizer became one of the limiting factors which control the yield. 所以,土壤中氮肥的施用成为控制高产的主要因素。
The total phosphorus requirement is relative to the potential of soil phosphorus and nitrogen fertilizer application. 总磷需求量与土壤磷潜力和施用氮肥有关。
Whether placement of nitrogen fertilizer below the layer of crop residue will reduce nitrogen immobilization is not clear. 对于把氮肥施在植物残体覆盖层以下是否会减少氮的固定,这个问题目前尚不清楚。
Effects of nitrogen fertilizer rate and ratio of base and topdressing on yield of wheat, content of soil nitrate and nitrogen balance; 研究了高产麦田中施氮量和底追比例对冬小麦籽粒产量、土壤硝态氮含量和氮素平衡的影响。