引用本文: | 张炳武, 张新跃. 饲用玉米━多花黑麦草种植系统——饲用玉米氮素通量与氮素平衡[J]. 草业科学, 2013, 7(12): 2029-2034. |
Citation: | Bing-wu ZHANG, Xin-yue ZHANG. Study on annual ryegrass-forage maize planting system-nitrogen flux and nitrogen balance in forage maize growth period[J]. Pratacultural Science, 2013, 7(12): 2029-2034. |