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- Clay contains available nutrient elements. 粘土会有有用的营养元素。
- Peaty soil contained high content of organic matter, but it was too aci dic and infertile with respect to available nutrients and therefore was hard to be directly utilized. 泥炭土有较高的有机质含量,但土壤过酸,速效养分含量过低,难以直接利用。
- The dynamic properties of enzyme activities and the number of microorganism and main available nutrients were measured in rhizosphere of cherry applying pot culturing tests. 摘要采用盆栽试验研究了樱桃根际土壤酶活性、微生物种群数量及速效性养分动态变化及其相互关系。
- This paper studies the fertilization of gangue weathering matter centered around its serious deficiencies in organic active matter and available nutrients. 围绕煤矸石缺乏有机活性物质及有效养分的问题,在矸石山复垦种植时,对施肥作了试验研究。
- Expect K2SO4, others could improve economic benefit of planting alfalfa;all fertilizers could increase content of available nutrient in soil. 除硫酸钾外均可提高苜蓿种植的经济效益,均可提高土壤有效养分含量。
- Furthermore, the application of the new type of fertilizer was beneficial for the mineralization of N.P.K and increased available nutrient contents in the soil. 而且,施用新型有机无机复混肥后有利于土壤N,P,K矿化,提高了有效养分含量。
- The results showed the growth of Cunninghamia lanceolota seedlings was improved by the rotation of Oryza sativa and Cunninghamia lanceolata, and the soil available nutrients increased. 结果表明:用水稻等作物与杉木轮作后,杉木苗生长状况改善,土壤有效养分和速效养分增加。
- The available nutrients decreased in the growing season, available N was depleted and available P, K were enriched in rhizosphere, which decreased gradually with the phonological progress. 生长季内速效性养分整体呈下降趋势,根际碱解氮亏缺明显,而根际速效磷、速效钾相对富集,这种作用亦随生育期推进逐渐减弱。
- Overall Cost per Available Nutrient Content 单位有效营养成分的成本
- soil available nutrient coefficient 土壤有效养分系数
- Content of available nutrient in soils 土壤有效养分含量
- His eloquence did not avail against the facts. 他的雄辩在事实面前不起什么作用。
- Maybe these nutrients are helpful to your health. 或许这些营养品对你的健康有帮助。
- Joe tried to pull the heavy cart, but to no avail. 乔想拉那部笨重的大车,但是拉不动。
- available nutrient of fertilizer 肥料有效养分
- This soil contains valuable nutrients. 这种土壤含有宝贵的养料。
- Nothing could avail the dying patient. 没有任何东西能挽救那个濒死者
- Deodorants are available as aerosols or roll-ons. 除臭剂有喷雾装或滚抹装。
- Plants draw minerals and other nutrients from the soil. 植物从泥土中吸收矿物质和其他养料。
- The advice we got was of no avail. 我们得到的建议完全没用。