Raveling the life history of Malolontha incanus Motschulsky, which is thepredominant species damaging at peanuts. It ove阔胫金龟子一年发生代,以成虫或幼虫均可越冬,发生期成虫从月中旬至9月上旬,盛期在7月中旬至8月下旬;