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- soil nutrient element status 土壤养分状况
- Minor nutrient element status of plant and soil in a lower subtropical evergreen broad-leaved forest in Dinghushan Biosphere Reserve 鼎湖山南亚热带常绿阔叶林植物和土壤微量元素含量
- Magnesium is the nutrient element in plant growth. 镁是植物生长的营养要素。
- Study on Adsorbing Traits and Availability of Soil Nutrient Elements in Xinjiang Cotton Field 新疆棉田土壤养分的吸附特征与有效性研究
- Movement of soil nutrient of wheat field in arid desert area. 沙漠地区麦田土壤养分运动特征。
- A layer loss in soil profile is a sign of soil nutrient loss. 土壤剖面中A层的流失是土壤养分流失的标志。
- This paper analyse plant composition,aboveground biomass,the proportionof good grasses and nutrient element in soil at different degraded grassland in Dari county,Guoluo, Qinghai. 研究分析退化草地的植被组成、地上生物量、优良牧草比例、高原鼠兔密度以及土壤理化性质等特征,探讨“黑土型”退化草地的成因及生态过程。 结果表明,中度退化草地生物量最高(50.;3g/0
- Soil nutrient and water have a great spatiotemporal heterogeneity. 在森林土壤中;养分和水分具有很大的时间和空间异质性.
- Manure not only provide many nutrient element that boost growth of cropbut also raise content of soil organic material, mend farming construction of soil. 有机肥不仅提供了庄稼生长所需要的多种营养元素,而且增加了土壤中有机物的含量,改进了土壤的耕作结构。
- Effect of Soil Nutrient Elements on the Dominance of Chinese Fir and Its Associated Species in Chinese Fir and Broadleaved Tree Mixed Forests 土壤营养元素对杉阔混交林杉木及其伴生树种优势度的影响
- Phosphorus was the nutrient element limiting the eutrophication of the lake. 磷是湖泊富营养化的限制性营养元素。
- Clay contains available nutrient elements. 粘土会有有用的营养元素。
- Study on the relationship between the soil nutrient elements and the apple fruit quality of the newly reclaimed apple orchard in Taihang mountain gneiss area 太行山片麻岩区新垦苹果园土壤营养与果实品质的关系研究
- To improve work efficiency, bagged soil nutrient management should be fixed. 为提高工作效率,营养袋装土应采用定额管理。
- Cadmium is not an essential nutrient element for plants, but iron is the essential one. 镉是植物的非必需元素,而铁是植物生长发育过程中必不可少的元素。
- Above all, closely related fertility and nutrient element, inanition or superfluous cause the man possibly not Yo. 首先,生育力与营养因素密切相关,营养不足或过剩都可能导致男性不育。
- Effect of natural zeolite on soil nutrient bioavailability and soil chemical properties. 沸石对土壤养分生物有效性和土壤化学性质的影响研究。
- The effect of fertilizer application on content and accumulative amount of nutrient element in Trifolium pratense community. 施肥对红三叶群落营养元素含量和积累量的影响。
- The study provided a reference for improving the model of soil nutrient transfer in runoff on the loess slope. 该研究为进一步完善黄土坡面径流养分迁移模拟模型提供了参考。
- In the braising apparatus, the water vaporizes immediately in the low temperature, which won't spoil the nutrient element and additive substance. 在闪蒸器内,水份在低温下瞬间蒸发,不破坏牛奶营养成份及添加物质。