不同放牧强度下内蒙古温带典型草原优势种植物防御策略
李颖1, 龚吉蕊1,*(
), 刘敏1, 侯向阳2, 丁勇2, 杨波1, 张子荷1, 王彪1, 朱趁趁1
), 刘敏1, 侯向阳2, 丁勇2, 杨波1, 张子荷1, 王彪1, 朱趁趁1
Defense strategies of dominant plants under different grazing intensity in the typical temperate steppe of Nei Mongol, China
LI Ying1, GONG Ji-Rui1,*(), LIU Min1, HOU Xiang-Yang2, DING Yong2, YANG Bo1, ZHANG Zi-He1, WANG Biao1, ZHU Chen-Chen1
), LIU Min1, HOU Xiang-Yang2, DING Yong2, YANG Bo1, ZHANG Zi-He1, WANG Biao1, ZHU Chen-Chen1
图7. 6月(A、B)及8月(C、D)不同放牧水平下内蒙古温带典型草原大针茅与羊草叶片碳氮比(平均值±标准误差)。
CK, 围封; LG, 轻度放牧; MG, 中度放牧; HG, 重度放牧; EHG, 极重度放牧。不同小写字母表示处理间差异显著(p < 0.05)。
Fig. 7. The C:N in leafs of Stipa grandis and Leymus chinensis in the typical temperate steppe of Nei Mongol in June (A, B) and August (C, D) under different grazing levels (mean ± SE).
CK, grazing exclusion; LG, light grazing; MG, moderate grazing; HG, heavy grazing; EHG, extremely heavy grazing. Different lowercase letters indicate significant differences among treatments (p < 0.05).
