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同德牧场位于青海省同德县东北部巴滩地区,面积约为26万亩,其中耕地6万余亩。该区草场植被属高山草甸化草原类型,土壤以暗栗钙土为主。天然草场以针茅、苔草及早熟禾为健群种。唯牧场东北隅巴水以北地区牧场为半荒漠类型草原草场,植被健群种为芨芨草、狼毒等。此区历来鼠害严重,1964年曾使用飞机投散磷化锌毒饵法,对大规模灭杀达乌尔鼠兔(Ochotona daurica)(以下简称鼠兔),取得了良好的效果。此后七、八年间鼠兔的数量一直较低,1973年以后逐渐回升,在不少地块已接近或恢复
Tongde Ranch is located in Baoding, northeast of Tongde County, Qinghai Province. The area is about 260,000 mu, of which more than 60,000 mu is cultivated land. The grassland vegetation in this area is a type of alpine meadow grassland, with the soil dominated by dark chestnut soil. Natural grassland with Stipa, Carex and Kentucky bluegrass as healthy group. Only ranch northeast Yu Baha water north of pasture for the semi-desert grassland pasture, vegetation health groups Achnatherum, chamaejasme and so on. This area has always been very serious rat rodents. In 1964, the aircraft was used to disperse the zinc phosphide bait method, which achieved good results in mass killing of Ochotona daurica (hereinafter referred to as the rabbit). After seven or eight years the number of pika has been low, gradually rose after 1973, in many plots has been close to or restored