soilnutrient相关论文
Plastic film mulching affects changes in nutrient contents in soil and absorption and utilization of nutrients in plants......
Growth of the tropical Pinus kesiya as influenced by climate and nutrient availability along an elev
与温带地区相比,人们对在热带山脉中,尤其是热带针叶林中,沿海拔梯度的个体树种生长减少的原因知之甚少.我们的研究目的是检验气候......
Deteriorate soil facilitate technique in granitic gneiss mountains northern of China--ratio fertiliz
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Enhanced Nitrogen and Phosphorus Activation with an Optimized Bacterial Community by Endophytic Fung
The endophytic fungus Phomopsis liquidambari play a key role in habitat adaptation of rice(Oryza sativa L.)with potentia......
EFFECTS OF NITROGEN ADDITIONS ON SOIL ECOLOGICAL STOICHIOMETRY AND SOIL FERTILITY OF ALPINE GRASSLAN
Alpine grasslands,as the dominant ecosystems on the Qinghai-Tibet plateau,play very important roles in soil and water co......
Roles of biotic and abiotic factors in determining soil respiration in rice-wheat rotation fields af
Soil respiration (Rs) is considered to be a vital factor in global carbon (C) cycling,and its evaluation is an important......
封育是恢复退化草地最常用的方法之一,然而封育在草地植物及土壤恢复中的作用尚存争议,尤其在荒漠中,为了进一步评估封育对荒漠植......
通过现场调查取样和室内理化分析,研究了西藏东部主要河谷地区不同土地利用方式下土壤肥力性质及其随土地利用方式变化的机制。结......
Changes in morphology and soil nutrient patterns of nebkhas in arid regions along a precipitation gr
Nebkhas, discrete mounds of sand and vegetation, are a common landscape feature critical to the stability of desert ecos......
In recent decades,overgrazing and the warming and drying climate have resulted in significant degradation of alpine gras......
By selecting a typical peak-cluster depression area of karst region in Southwest China, we evaluated the effect of land ......
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研究了不同密度农桐间作条件下，土壤养分随时间变化的规律及发与小麦产量之间的关系，结果表明：不同密度对Ｆｅ含量有一定影响，而对有机质，Ｎ，Ｐ，Ｋ，Ｍｎ，Ｚｎ和......
杉木是我国南方分布最广也最重要的速生用材树种，栽培面积达４４９．８万ｈｍ２，占全国人工林面积的２３．９％，蓄积量的２８．２％，居各树种之首位［１］。然而，杉木对气候、土壤有......
西昌黄联耕地养分的输入输出研究雷圣远（四川农业大学，雅安６２５０１４）ＩｎｐｕｔａｎｄＯｕｔｐｕｔｏｆＳｏｉｌＮｕｔｒｉｅｎｔｓａｔＨｕａｎｇｌｉａｎｏｆＸｉｃｈａｎｇ．￥ＬｅｉＳｈｅｎｇｙｕａｎ（ＳｉｃｈｕａｎＡｇｒｉｃｕｌ－ｔｕｒａｌＵｎｉｖｅｒ.........
针对燕山山麓高产粮区特殊的生态条件及生产中存在的问题，1996－1999年在河北省遵化市团瓢庄乡进行了冬小麦－夏玉米轮作条件下土壤养分......
