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期 刊 ：植物保护学报 1995年

关键词：牧场；蝗虫；等量损害系统；复合防治指标；

Keywords:rangeland grasshoppers injury equivalent system compound action threshold,

摘 要 ：１９９２－１９９３年，作者对甘肃农垦宝瓶河牧场冬春季草声蝗虫优势种华北雏Ｃｈｏｒｔｈｉｐｐｕｓ ｂｒｕｎｎｅｕｓ ｈｕａｂｅｉｅｎｓｉｓ Ｘｉａ ｅｔ Ｊｉｎ、鼓翅皱膝蝗Ａｎｇａｒａｃｒｉｓ ｂａｒａｂｅｎｓｉｓ （Ｐａｌｌ）、青海痂Ｂｒｙ铮洌澹恚? ｍｉｒａｍａｅ ｍｉｒａｍａｅ Ｂ．－Ｂｉｅｎｋｏ对牧草造成的为害程度及混合为害时的防治指标，即复合防治指标进行了研究，建立了华北雏蝗密度与牧草损失

Abstract:In 1992-1993, the damage of rangeland grasshoppers, dominantly Chorthippus brunneus huabeiensis Xia et Jin, Angaracris barabensis (Pall. ) and Bryodema miramae miramae B. -Bienko in winter-spring season, and compound action threshold were studied in Baopi

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