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通过对贵州省内4个调查点的鼠类进行调查发现，各调查点有着不同的优势鼠种。省林科院工区五倍子人工林优势种为社鼠，龙里滥草湾马尾松人工林优势种为黑线姬鼠，纳雍二屯坡杉木人工林优势种为锡金小家鼠，玉屏茅坡林场板栗苗圃地优势种为揭家鼠。调查时期内，每年1～3月份鼠密度较低。鼠害发生也主要集中这一时期内，为鼠害防治最佳时期。
Through the investigation of 4 investigation points in Guizhou province, it is found that there are different dominant species in each survey point. The dominant species of Chinese gallnut plantation in Lincongyuan district of the province was Community mouse, and the dominant species of Pinus massoniana plantation in Longliucao bay were Apodemus agrarius. The dominant species of Cunninghamia lanceolata plantation in Nayong-Erdun slope were Sikkim mice, Forest chestnut nursery dominant species Jie house mouse. During the survey period, rat density was low from January to March each year. Rodent occurrence is also mainly concentrated during this period, the best period for the prevention and treatment of rodent pests.