
N RESOURCE OF GRASSES AND N_2-FIXATION OF ALFALFA IN MONOCULTURE AND MIXTURE
Zhu Shuxiu (Institute of Grain Crops,Xinjiang Academy of Agricultural Sciences,Urumqs 830000)Shi Yuhu(Institute of Microbiology,Xinjiang Academy of Agricultural Sciesces,Urunqi 830000)Yang Zhizhong (Institute of Grassland,Xinjiang Academy of Animal Husbandry Sciences,Urumqi 830002)
Journal of Nuclear Agricultural Sciences ›› 1992, Vol. 6 ›› Issue (02) : 99-104.
N RESOURCE OF GRASSES AND N_2-FIXATION OF ALFALFA IN MONOCULTURE AND MIXTURE
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