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- Available K:HNO3 extraction flame-photometry;C. 有效钾：硝酸提取-火焰光度法；
- Available K content in K treatments is higher than in Non-K treatments, and K content of NK is higher than that of NPK. 施钾处理的速效钾含量均明显高于不施钾处理，且NK处理的速效钾含量明显高于NPK处理。
- Because the use of N, P, and K can decrease the root rot disease index of pea, more plant ash and compost contained abundant available K must be used. 由于氮、磷、钾配施能减轻豌豆根腐病危害,所以目前应多施草木灰、堆肥等富含速效钾的肥料。
- Among the major fertilizer elements,the content of hydrolytic N was high and the content of available K was generally lack,the content of water-soluble Cl was very low. 大量元素中，碱解氮含量较高，速效钾含量普遍缺乏；水溶性氯含量偏低；
- The results showed that the contents of organic matter,total N, total P, total K and alkali-hydrolysable N, available P, available K, pH value were obviously high. 结果表明，番茄保护地土壤的有机质、全氮、全磷、全钾、碱解氮、速效磷、速效钾均处于较高的养分水平。
- The results there are significant positive correlations between soil organic matter, total N, available N, available K, urease, invertase, alkaline-phosphatase and catalase. 结果表明：土壤有机质、全氮、碱解氮、速效钾、脲酶、蔗糖酶、碱性磷酸酶和过氧化氢酶之间均呈极显著正相关；
- The results showed the average contents of available K,slowly released K in potassium pools in tea-grown soils were significantly increased by potassium fertilizer. 结果表明,施用钾肥能明显提高土壤钾库中的速效钾和缓效钾含量,但对土壤全钾含量影响不大;
- Analysis in the doorThese items included particle composition, bulk density, organic matter, pH, available N,Olsen-P,available K, total salt concentrations and fractions of four heavy metals (Cd> Cr, Pb> Hg) and residua of DDT & BHC pesticide. 室内分析 分析项目包括土壤颗粒组成、容重、有机质、pH值、碱解氮、有效磷、速效钾、全盐含量、重金属元素(Cd、Cr、Pb、Hg)全量以及农药滴滴涕和六六六的残留量。
- The results indicated that the patterns of SRF siginificantly influenced the contents of NH4+-N in soil and unconspicuously influenced the available K contents of soil and NO3--N content of soil. 结果表明, 不同稻草还田模式对土壤NH4+-N含量影响较大, 对土壤速效钾含量和土壤NO3--N含量影响不大;
- The soil nutrient of Karamay was analyzed with 7 indexes of organic matter,total nitrogen,total phosphorus,total potassium,hydroly N,available P and available K as evaluation indexes. 分析测试了克拉玛依中心城区不同类型园林绿地23个样地的土壤养分状况,分析克拉玛依区绿地土壤有机质、全氮、全磷、全钾、有效氮、有效磷和速效钾的含量及分布异质性。
- soil available K and slow-release K 土壤速效钾和缓效钾
- His eloquence did not avail against the facts. 他的雄辩在事实面前不起什么作用。
- 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。
- 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。
- The advice we got was of no avail. 我们得到的建议完全没用。
- Such a statement will not avail. 这样的声明没有什么用。
- The medicine did not avail against the disease. 这种药对这种病没有产生疗效。
- Speeches and protests were of no avail. 演讲和抗议全都徒劳。
- We tried to revive him but without avail. 我们试图使他苏醒,但没有成功。
