Innovations in the Construction of Agro-environmental Protection System.
jiang da_bing et al. (hubei agro-ecological environment protection station 430070)

..............page:238-240

Impact of Planted Hybrid Rice on Methane Emission and the Methanogens of Paddy Soil.
duan bin_wu et al. (china national rice research institute hangzhou 310006 ) ; agro_environmental protection; 1999; 18(5):203 208

..............page:203-208

Efficiency of Biomineral Complex Fertilizer and Its Influence on Water Environment.
liu zhong_han et al. (yunnan institute of environmental science; kunming; 650034); agro_environmental protection; 1999; 18(5):217 221

..............page:217-221

Application of Mircobial Technique on Sinensis Seeding Production.
ren xiang et al.(dept. of env. sci. and tech.; east china normal university; shanghai 200062)

..............page:222-225,240

Present Situation, Difficulties and Challenge in the Research on Regulation of Nonpoint source Pollution.
he ping et al. (institute of environmental ecology; chinese academy of environmental science; beijing; 100012)

..............page:234-237,240

Research on Pollution Control of Nitrate in Underground Water.
hu guo_chen et al. (department of environmental science; naikai university; tianjin 300071)

..............page:228-230,240

Effects of Cadmium (Cd) Stress on the Sprouting of Rice and Its Hydrolase Activities.
shi nong_nong et al. (biology department; hangzhou institute of education; 310020); agro_environmental protection; 1999; 18(5):213 216

..............page:213-216

Influences of Al3+ and Ca2+ under Al3+ Stress on the Leaves of Wheat Seedlings Function and the Activities of Protective Enzyme.
zhang fen_qin et al.(zhangye teacher s college; zhangye; gansu 734000)

..............page:209-212,216

Experimental Study on the Treatment of Nickel Containing Wastewater with Ceramisite.
zheng li_sheng et al. (department of applied chemistry; shandong college of building materials; jinan; 250022)

..............page:231-233,240

Effects of the Continued Addition and aeration on the biodegradation of Oily sludge.
chang zhi_zhou et al. (jiangsu academy of agri. sci. nanjing 210014)

..............page:226-227,233-240

Effects of Different Rice-vegetable Rotation Systems on CH4 Emission From Paddy Soils.
lu wei_sheng; et al. (south china agricultural university; guangzhou; 510642); agro_environmental protection; 1999; 18(5):200 202

..............page:200-202

The Sources and Sinks of Atmospheric N2O and NOx and Their Impacts on Climate and Environment.
guo li-ping et al.( agrometeorology institute; chinese academy of agricultural sciences; beijing 100081); agro_environmental protection; 1999; 18(5):193 199

..............page:193-199