全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
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作者:李瑞琴 , 田叶 ...
来源:[J].Hans Journal of Agricultural Sciences, 2018, Vol.08 (07), pp.788-793汉斯出版社
摘要:The application effect of salt-tolerance & soil-improvement fertilizers on cotton of saline-alkali land was studied by field experiment. The result showed that three treatments of salt-tolerance & soil-improvement fertilizers were better than farmer’s traditional available f...
作者:... 边文范 , 李瑞琴 , 罗加法
来源:[J].Hans Journal of Agricultural Sciences, 2017, Vol.07 (03), pp.267-272汉斯出版社
摘要:In order to inspect effects of returned-straw on soil microorganism amount and soil enzyme activity, we investigated these soil biological indexes by field long-term located experiment. The results showed that returned-straw could increase amount of soil bacteria, fungi and ...
作者:... 边文范 , 李瑞琴 , 罗加法
来源:[J].International Journal of Ecology, 2017, Vol.06 (04), pp.159-166汉斯出版社
摘要:In order to test effects of returned-straw on soil fertility and soil biological traits in wheat-maize rotation systems, we investigated the soil organic matter, soil nutrient capacity, soil microorganism and soil enzyme activity. The results showed that returned-straw incre...
作者:李瑞琴 , 于安芬 ...
来源:[J].农业环境科学学报, 2013, (01), pp.103-110CNKI
摘要:采用野外采样和室内分析相结合的方法,以甘肃中部高原露地蔬菜代表类型的茄果类、叶菜类、鳞茎类、根茎类等蔬菜土壤为研究对象,以甘肃省环境监测中心站发布的土壤环境重金属背景值为主要评价参比值,分析...
被引频次:10下载频次:350
作者:李瑞琴 , 史守中
来源:[J].1900, (6), pp.86-90Spandidos
作者:李瑞琴
来源:[J].1900, (8), pp.22-24Spandidos

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