Development Data Collection System of the Rodent Pest on the Grassland Based on the PDA with GPS
WU Shou-zhong1, GAO Ling-wang1, SHI Da-zhao1, SU Hong-tian2, LIANG Jian-ping1
1. College of Agro-Biotechnology, China Agricultural University, P.R.China, Beijing 100094; 2. Grassland Division, National Animal Husbandry Service, Ministry of Agriculture, Beijing 100026, China
WU Shou-zhong, GAO Ling-wang, SHI Da-zhao, SU Hong-tian, LIANG Jian-ping. Development Data Collection System of the Rodent Pest on the Grassland Based on the PDA with GPS[J]. , 2007, 15(6): 550-555.