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- available nitrogen of soil 土壤有效氮
- The nitrogen between minimum protein content and maximum yield were the nitrogen of coordinated variation of yield and grain protein content in 50% or 60% of soil water content. 蛋白质含量最低值和产量最高值之间对应的施氮量为产量和蛋白质含量在土壤水分含量为田间最大持水量的50%25和60%25条件下协同变化的施氮量区间。
- Bai J H,Deng W,Zhu Y M et al.Spatial distribution characteristics and ecological effects of carbon and nitrogen of soil in Huolin River catchment's wetland[J].Chin.J.Appl.Ecol.,2003,14(9):1494-1498. [3]白军红;邓伟;朱颜明;等.;霍林河流域湿地土壤碳氮空间分布特征及生态效应[J]
- There are some clods of soil on the mat. 垫子上有些土块。
- This kind of soil contains much alkali. 这种土壤含碱丰富。
- It's rich there because of the fertility of soil. 因为土地肥沃,那儿很富裕。
- Clods of soil stuck to the spade. 土块黏在铁铲上。
- The available nitrogen and phosphorus contents in root rhizosphere were greater than those in bulk soil, while its content of the available potassium was lower. 根际碱解氮和有效磷含量高于非根际土壤,其速效钾含量却低于非根际土壤。
- Skin particles are a form of soil. 皮肤碎屑是污垢的一种形式。
- The experiments in pot culture were conducted to study the effects of Anaerobic Fermentation Residues (AFR) on nitrate accumulation in rape and available nitrogen in soil in order to provide new way for the comprehensive utilization of biogas engineering. 研究沼气发酵产生的厌氧发酵残余物 (沼液、沼渣 ,以下简称沼肥 )在培肥土壤过程中土壤速效氮的变化及对油菜硝酸盐含量的影响 ,为沼气综合利用提供新的理论和技术依据。
- The applied science of soils in relation to crops. 土壤学和作物相关的应用土壤学
- As to the soil of tailing deposit, what it lacks most is the readily available nitrogen fertilizer which will be indispensable during land reclamation with the nitrogen-fixation vegetation planted. 尾矿库最缺乏的土壤营养元素为速效氮,土地复垦时应着重考虑施加氮肥或者种植固氮植物。
- Moist, rich, soft, and loamy. Used of soil. (指土壤)湿润的,富饶的,柔软的,肥沃的
- This is a bad kind of soil for growing wheat. 这是一种不适宜于种植小麦的土壤。
- Abstract Urea occurs ubiquitously in nature and acts as a rapidly available nitrogen (N) source for the growth of many organisms, including plants. 摘要 尿素普遍存在于自然界,其既是生物氮代谢的重要中间产物,也是易于被许多生物如植物利用的生长氮源。
- The humidity of soil helps to grow. 土壤潮湿有助于植物生长。
- The high altitude areas were rich in organic matter, available nitrogen (N) and available (potassium) K contents and deficient in phosphorous. [方法]对湖北宣恩烟叶产区不同海拔的植烟土壤主要养分的含量状况进行分析。
- The Relationships Among Organic Matter, Total Nitrogen and Alkaline Nitrogen of Soil in Wuling Mountain 雾灵山地区土壤有机质全氮及碱解氮的关系
- Cyanide can serve as precursor for the amide nitrogen of asparagine. 氰化物可以作一个天门冬酰胺的酰胺氮前体。
- Moist, rich, soft, and loamy.Used of soil. (指土壤)湿润的,富饶的,柔软的,肥沃的