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- Effects of the amount of nitrogen application on petunia, pansy, daisy and Anthurium. 对4种花卉进行氮素生理试验,目的是初步了解矮牵牛、三色堇、雏菊、安祖花对氮素的养分需求;
- In order to overcome above problems,we used GreenSeeker to decide the amount of nitrogen application in wheats at jointing stage based on spectrum of chlorophyl. 试验结果表明,该技术不仅可以减少氮肥施用量,而且可以明显增加小麦籽粒产量和氮肥利用率,提高小麦生产的经济效益。
- suitable amount of nitrogen application 适宜施氮量
- SummaryThe characteristic of NO3--N accumulation in the soil layer of 40~220 cm with different amounts of nitrogen application was studied by analysis of NO3--N in soil solution collected in a cinnamon soil of the Piedmont Plain of Mt. Taihang. 通过采集土壤溶液并测定其硝态氮(NO3--N),对不同施N处理下40-220cm土层的NO--N累积特征进行了研究。
- The amount of nitrogen needed will increase as yield increases. 随着产量增加,需氮量也要增加。
- The discharge amount of nitrogen oxide can reduce 30%. 氮的氧化物排放量减少30%25。
- Effects of the period and amount of nitrogen application on yield and quality in special and high quality of spring wheat 施氮时期和施氮量对优质专用春小麦产量和品质的影响
- Relationship between the Efficient Amount of Nitrogen Application for Grain Filling and the SPAD Value at Full Panicle Stage in Mid-Season Hybrid Rice 杂交中稻粒肥高效施用量与齐穗期SPAD值关系研究
- Relationship between the efficient amount of nitrogen application for bud development and the source-sink structure at full heading stage of main crop 再生稻促芽肥高效施用量与头季稻齐穗期库源结构关系
- Amount of nitrogen application 施氮量
- Under the same nitrogen application rate,higher topdressing ratio improved nitrogen agronomic efficiency,nitrogen recovery efficiency,increased accumulation amount of topdre... 因此合理运筹氮肥是提高氮肥利用率、增加产量、改善品质和减少污染的重要措施。
- Study of the Amount of Nitrogenous Application and Seeding Time to Qualified Winter Wheat Yield 播期施氮量对优质小麦产量效应的研究
- Air consists chiefly of nitrogen. 空气主要由氮气组成。
- Table 2 also shows that a change in the level of nitrogen application affects the MPP of potash use for any given level of potash use. 表2又表示在钾的各个用量水平,氮肥用量的变化对钾肥边际产量的影响。
- The effect of nitrogen application on HMW-GS expression with protein composition differed among subunit type of high quality wheat. 施氮后,高分子量谷蛋白亚基表达量与各项加工品质指标呈正相关;
- Under higher level of nitrogen application (N:P:K=3:1:1), Phalaenopsis amabilits showed heavier fresh weight and dry weight, longer and wider scape, and the most leaves. 氮、磷、钾比例为3:1:1(高氮)条件下,蝴蝶兰植株的叶片数最多,鲜重、干重较重.花茎长且粗;
- He has a large amount of mail to answer every day. 他每天有大量的信件要回复。
- Liu W D,Wang H C,Yang Q H et al.Effect of nitrogen application on the productivity of winter wheat under soil water deficit[J].Chin.J.Soil Sci.,2002,31(6):262-264. [6]刘万代;王化岑;杨青华;等.;施氮对土壤水分亏缺下冬小麦生产力的影响[J]
- In particular, an increase in the amount of nitrogen applied has the effect of increasing the MPP of potash. 特别是氮肥用量的增加具有提高钾肥边际产量的作用。
- Took Huaimai19 and Yannong19 as materials, the effects of nitrogen application rate on RVA profile characters under different land fertility levels were studied. 摘要为给小麦优质栽培提供理论依据,以淮麦19和烟农19为材料,研究了地力水平、施氮量对小麦淀粉RVA特性的影响。