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作 者:郑祥[1] 鲍毅新[1] 葛宝明[1] 郑荣泉[1]
出 处:《兽类学报》2006年第2期201-205,共5页Acta Theriologica Sinica
基 金:国家自然科学基金资助项目(30370219);浙江省自然科学基金资助项目(301029)
摘 要:We s tudied seasonal habitat use of black muntjacs in the Jiulong Mount ain and Gutian Mountain Nature Reserves in Zhejiang Province, April 2002-Decembe r 2003 based on indirect sign (e.g., tracks, feces). We assumed that abun dance of sign functioned as a surrogate for intensity of use. During the 20-mon t h sampling period, we quantified 11 ecological factors in 141 sample plots. Black muntjac vegetation use varied significantly with season. Variati on in muntjac use of vegetation types were primarily related to seasonal changes of food resources and concealment conditions. Durin g spring, autumn and winter, muntjacs mostly used middle and lower portions of mountainsides, whereas they used upper portions of mountains during summer. Varying seasonal use of elevation mos t likely accounted for slope effects. We found no evidence of seasonal va riation in muntjac use of slope, aspect, rock exposur e, distance from water or level of human disturbance.We studied seasonal habitat use of black muntjacs in the jiulong Mountain and Gutian Mountain Nature Reserves in Zhejiang Province, April 2002 - December 2003 based on indirect sign ( e. g. , tracks, feces). We assumed that abundance of sign functioned as a surrogate for intensity of use. During the 20-month sampling period, we quantified 11 ecological factors in 141 sample plots. Black muntjac vegetation use varied significantly with season. Variation in muntjac use of vegetation types were primarily related to seasonal changes of food resources and concealment conditions. During spring, autumn and winter, muntjacs mostly used middle and lower portions of mountainsides, whereas they used upper portions of mountains during summer. Varying seasonal use of elevation most likely accounted for slope effects. We found no evidence of seasonal variation in muntjae use of slope, aspect, rock exposure, distance from water or level of human disturbance.
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