nong ye bu nong ye huan jing zhi liang jian du jian yan ce shi zhong xin ( kun ming ) zheng shi gua pai
zi chao hua ; yue ying

..............page:280

Research of Field Test and Mathematical Simulation on Nitrogen Losses in Paddy Rice Fields
liu pei_bin et al. (north china institute of water conservancy & hydroelectric power; zhengzhou; 450045); agro_environmental protection; 1999; 18(6):241 245

..............page:241-245

Degradation of PCNB in Soil.
zhao xiao_song et al. (college of resource and environment science; jilin agricultural university; changchun 130118); agro_environmental protection; 1999; 18(6):260 262

..............page:260-262

Effect of Organic Acids on Cadmium Uptake in Rice Plant.
zhang jing_suo et al. (beijing agro-environmental monitoring station; 100029); agro_environmental protection; 1999; 18(6): 278 280

..............page:278-280,286

Study on Enzymolysis of Millet Straw.
zhou ya_jiao et al.(college of chemical engineering; taiyuan university of technology; taiyuan 030024); agro_environmental protection; 1999; 18(6): 254 257

..............page:254-257

The Effect of Temperature and pH Value on Carbetamide Hydrolysis Rate.
chen xi_ling. (henan vocation technical teachers college; xinxiang; 453003); agro_environmental protection; 1999; 18(6): 275 277

..............page:275-277,286

Study on Monitoring and Evaluation of Environmental Quality in Production Base of Green Food.
ouyang xi_hui. (green food office; beijing agriculture bureau 100022); agro_environmental protection; 1999; 18(6): 281 282

..............page:281-282,286

Today of Original Region of Public Nuisance Disease in Japan.
yang ju_rong et al. (institute of environmental sciences; beijing normal university; beijing 100875); agro_environmental protection; 1999; 18(6): 268 271

..............page:268-271,286

The Relative Toxicity of Phoxim, Fenpropathrin and Its Mixture to Quail
zhu lu_sheng.(college of resources and environment; shandong agri. univ.; taian; china; 271018); agro_environmental protection; 1999; 18(6): 258 259; 267

..............page:258-259,267-286

Study on Lignin Synergist for Slowly Release Nitrogen Fertilizer and the Efficiency of Yield Increase.
mu huan_zhen et al.(research center for eco_environmental sciences; chinese academy of sciences); agro_ environmental protection; 1999; 18(6):251 253

..............page:251-253

Study on Ecological Evaluation Index System for Wetland.
zhang zheng et al. (tianjin environmental protection technology development center; tianjin 300191); agro_environmental protection; 1999; 18(6): 283 285

..............page:283-286

Advances of Basic Research in Environmental Soil Science
wang hong_kang. (china agri. univ.; beijing 100094); agro_environmental protection; 1999; 18(6):263 267

..............page:263-267

Research on Tolerance and Bioaccumulation of Seven Species (Cultivars) of Plants' on Lead.
li feng_min et al. (department of environment science; wuhan university; wuhan; 430072); agro_environmental protection; 1999; 18(6): 246 250

..............page:246-250

Study on Dynamic Denitrification in Field.
xie jian_zhi et al. (department of agriculture resources and environment science; hebei agricultural university; baoding 071001); agro_environmental protection; 1999; 18(6): 272 274

..............page:272-274