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《Acta Agrestia Sinica》 2017-04
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Assessment of Soil Quality of Alfalfa Field with Different Growing Years in the Saline Alkali Area of Northern Shanxi Province

ZHENG Min-na;LIANG Xiu-zhi;LI Yin-fan;HAN Zhi-shun;KANG Jia-hui;CHEN Yan-ni;High Latitude Crops Institute,Shanxi Academy of Agriculture Sciences;  
Soil fertility of artificial alfalfa grassland at seven different growing years was comprehensively analyzed to evaluate the effect of growing years on the soil quality using the grey correlation model and cluster analysis in the saline alkali area of northern Shanxi province in 2013.The results showed that different growing years had different effects on soil quality.Compared with farmland,alfalfa grassland with 2,3,6,10,13 growing years could improve soil quality and ten year′s growing showed the best soil quality.
【Fund】: 山西省科技攻关项目(20140311013-1);; 山西农科院育种工程项目(16yzgc100);山西农科院育种基础(Yyzjc1403);; 山西省农业科学院种业发展专项(20162Y2X54);; 山西省重点研发计划项目(201703D221012-5);; 大同市科技攻关项目(2017080)资助
【CateGory Index】: S541.9
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