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采用夹捕法和开洞堵洞法对隰县黄土高原残塬沟壑区西瓜田鼠害进行调查研究,共发现害鼠9种。其中地面活动害鼠8种,以子午沙鼠、长尾仓鼠为优势种;地下害鼠1种,为中华鼢鼠。从总体看,以中华鼢鼠和子午沙鼠为害最大。因鼠为害造成西瓜缺苗率超过7.5%,果实损失率达2.5%左右,全县直接经济损失达54.60万元。
The method of pinching and hole blocking was used to investigate the pest damage of watermelon in the gully area on the Loess Plateau in Lixian County. Nine species of rodents were found. Among them, 8 species of ground-based pest rats were dominated by Meriones unguiculatus and Long-tailed hamster, and 1 species of ground pests were Chinese zokor. In general, the largest damage to Chinese zokor and Meriones depressor. Due to mouse damage caused by lack of watermelon rate of more than 7.5%, fruit loss rate of 2.5%, the county direct economic losses of 546,000 yuan.