引黄灌区不同种植年限紫花苜蓿土壤养分与细菌群落特征研究
张文文
, 刘秉儒
*
, 牛宋芳
Correlation between soil nutrient status and the bacterial community composition in alfalfa stands of different ages in the Yellow River irrigation area
ZHANG Wen-wen
, LIU Bing-ru
*
, NIU Song-fang
细菌稀释曲线分析