WANG Shengqi, SU Shanmin. Occurrence Regularity of Main Eating Centre Pests of Apple at Wangdong Gully Experimental Area[J]. Bulletin of Soiland Water Conservation, 1995, 14(6): 73-77.
WANG Shengqi, SU Shanmin. Occurrence Regularity of Main Eating Centre Pests of Apple at Wangdong Gully Experimental Area[J]. Bulletin of Soiland Water Conservation, 1995, 14(6): 73-77.DOI:
The main eating centre pests endangering apple is Carposina niponesis Wals. at Wang-dong gully experimental area in Changwu county
the next harm is Grapholitha motesta Busck.The beginning period of ripe pest is in the ten days of last May to first June
It breed two filialsper annum. The filials were excavated 6~10 days earlier at valley slope than at Yuan surface.The factors that effect disappear and increase of ripe pests are temperature
precipitation
differ-ent breed composition and effect of prevention and cured