Studies on the design and construction of the Nanjing Guquan rural ecological project IX. Primary report of study on vineyard and earthworm breeding system [China]
Wu Xiaomin ; Zhang Gengsheng ; Tai Chongmei (National Environmental Protection Bureau, Nanjing (China). Nanjing Inst. of Environmental Sciences)
Trials on large scale outdoor earthworm production
Pan Xurong ; Nie Guangda (Shanghai Municipal Academy of Agricultural Sciences, Shanghai (China). Inst. of Animal Husbandry and Veterinary Medicine) ; Cheng Qi ; Yang Chunhe ; Fang Tian
Shanghai Bulletin on Animal and Veterinary Sciences (China), 1988 (1)