Although white clover has been widely studied and applied,less is known about its physiological responses to chilling st......

以聊城市为基点对鲁西北地区白三叶草病虫害进行了普查,共发现三叶草典型病害11种,有害昆虫36种,其它有害动物6种,首次报道了梨冠......

利用同位素示踪技术研究不同施肥处理对黑麦草单播及黑麦草与白三叶混播条件下不同时期牧草茎叶Ｎ％与对白三叶的共生固氮的影响。结果......