山西雉鸡食性的研究

１９９３年１１月至１９９４年４月对山西省宁武县境内雉鸡的食性进行了研究。从野外共获取嗉囊标本３７个，其中雌雉２０个，雄雉１７个。对其进行分析的结果表明，雉鸡取食的植物性成分达４１种（涉及３７种植物），动物性成分有７种；在食谱组成中，野生植物的种子和果实为最主要的成分（重要值为１８４．５％），其次是农作物的种子（重要值为８９．５％），植物的根、茎、叶及动物性食物所占比例较小（重要值为２４．０７％）；

STUDIES ON THE DIET OF SHANXI PHEASANT

The diet of ring-necked pheasant(Phasianus colchicus kiangsuensis)was studied in Ningwu County, Shanxi Province,from November 1993 to April 1994.Thirty seven cropsamples (20 of female and 17 of male) were obtained from the wild.The results of analysing the contents of the crops show that,the ring-necked pheasants fed on 41 plant-items (37different species of plants)and 7 species of animals in winter and in spring;wild seeds and fruits were the most important composition of the diet (the importance index was 184.5),the second important composition was crop seeds(the importance value was 89.5) and the others included roots,stems and leaves of plants and a few species of animals(the importance value was 24.07);there were significant differences of the diet of the ring-necked pheasants among seasons and between the male and the female pheasants.