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- A study on nitrogen amount applied and distribution ratio in wheat-peanut cropping system 冬小麦夏直播花生两熟制栽培氮肥用量与分配研究
- Effects of Nitrogen Amount Applied and Planting Density on Nitrate Reductase Activity of Rice During Middle-late Growth Stages 施氮水平和栽插密度对水稻生育中后期硝酸还原酶活性的影响
- nitrogen amount applied 施氮量
- At spiking stage and maturity stage, the accumulative nitrogen amount was highest in H, then in M, and lowest in L. 不同生育时期的植株氮累积量在抽穗期和成熟期以H最大,M次之,L最低;
- The corn yield and nitrogen use efficiency are significantly increased with the same or half nitrogen amount treatments of CRNF. 同等和减半施氮量条件下,玉米产量和氮素利用率都有显著提高。
- New techniques and production experiences abroad were introduced about controlling the scrap quality and nitrogen amount in steel during the production of high grade steel by EAF process. 围绕电炉工艺生产高等级钢种在控制废钢质量和钢液氮含量等方面,介绍国外钢铁界研究开发的新技术和经验。
- There are several kinds of gas in the air,with nitrogen amounting to the most part. 空气中有好几种气体,氮所占的比重最大。
- There are several kinds of gas in the air, with nitrogen amounting to the most part. 空气中有好几种气体,氮所占的比重最大。
- Effect of Different Applied Nitrogen Amount on the Yield of No-tillage and Seedling-throwing Culture 不同施氮量对免耕抛秧稻产量的影响
- Air consists chiefly of nitrogen. 空气主要由氮气组成。
- He has a large amount of mail to answer every day. 他每天有大量的信件要回复。
- Nitrogen forms most of the Earth's air. 地球上空气的大部分成分是氮气。
- The carpet will stand any amount of wear. 这地毯极其耐用。
- The lamp is full of gaseous nitrogen. 灯里充满了气体氮。
- The amount of a claim on an insurer by an insured. 险损赔偿额保险人从承保人获得的赔偿数量
- Nitrogen forms about 78% of the earth's atmosphere. 氮约占地球大气的百分之七十八。
- A large amount was deceived by that deceiver. 一大笔钱被那个骗子骗走了。
- The total amount is in the fifties. 总共五十多个。
- Just think of the amount of time wasted. 想一想多少时间被浪费了。
- The amount of unemployed capital is very large. 未被利用的资金数量很大。