..............page:1-6+18
..............page:41-45+51
Composition of botanical attractants and its attraction to larvae of Athetis lepigone(Moschler)
KANG Yun-feng;GAO Zhan-lin;LI Yao-fa;AN Jing-jie;DANG Zhi-hong;YUAN Wen-long;PAN Wen-liang;College of Plant Protection;Agricultural University of Hebei;Plant Protection Institute;Hebei Academy of Agricultural and Forestry Sciences/IPM Center of Hebei Province/Key Laboratory of Integrated Pest Management on Crops in Northern Region of North China;Ministry of Agriculture;Plant Protection and Quarantine Station of Hebei Province;
..............page:69-74+80
..............page:81-85+118
..............page:96-101
..............page:102-107
..............page:108-113
..............page:114-118
..............page:119-123
..............page:124-127
..............page:128-131+135
Design and simulation of automatic hawthorn pitting machine
DONG Su-fen;KONG De-gang;QU Yun;College of Information Science and Technology;Agricultural University of Hebei;Mechanical and Electrical Engineering College;Agricultural University of Hebei;Office of Academic Affairs;Agricultural University of Hebei;
..............page:132-135