Nitrate contamination and source tracing from NO-315N in groundwater in Weifang, Shandong Province Seed transmission of Cucumber green mottle mosaic virus on gourd and the evaluation of the effect of heat treatment Toxic effects of copper on Chinese cabbage and its ecological health parameter Effect of Cr3+ contamination on the population and the denitrification activity of denitrifying bacteria in paddy soils Physiological and Biochemical Responses of Turf-type Tall Fescue Seedlings to Substrate Contaminated by Lead Progress in Bioremediation Technology of the Polluted Soil Ecological differentiation and variety degeneration of maize under heavy metal contamination RAPD Detection of Pollen Contamination in Cross Breeding of Liriodendron (in English) Bioremediation of Cyanide Contamination and Its Applications