日本黄脊蝗在商洛市 1年发生 1代 ,以成虫在农田及地边、路边较厚的草叶之下越冬 ,翌年 4～ 6月为越冬代成虫活动、交配、产卵繁殖时期 ,7月上旬至 9月下旬为蝗蝻生长发育期 ,9月下旬末至 10月上旬为成虫羽化盛期。 8、9月气温偏高 ,蝗蝻发育速度快 ,成虫羽化期早 ,发生量大 ,作物受害重 Japanese yellow ridge locust occurred in Shangluo 1 generation a year to adults in the fields and the ground, thick grassy roadside wintering the next year from April to June for the overwintering adult activities, mating, oviparous breeding period, Early July to late September for the locusts growth and development, late September to early October adult eclosion peak. In August and September, the temperature was high, the locusts developed rapidly, the emergence of adults was earlier, the occurrence of large crop weight