引用本文: | 赵 云, 谢开云, 杨秀芳, 李向林. 氮磷钾配比施肥对敖汉苜蓿产量和品质的影响[J]. 草业科学, 2013, 7(5): 723-727. |
Citation: | Yun ZHAO, Kaiyun XIE, Xiufang YANG, Xianglin LI. Effects of nitrogen, phosphorus and potassium ratio fertilizer on the the yield and quality of Aohan alfafa[J]. Pratacultural Science, 2013, 7(5): 723-727. |