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cje ›› 1984, Vol. ›› Issue (3): 17-21.

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NUTRIENT STATUS OF MAIN GRASSLAND COMMUNITIES IN SOUTHERN DUERBAITE MONGOLIAN AUTONOMOUS COUNTY OF HEILONJIANG PROVINCE AND RATIONAL SHEEP STOCKING DENSITY

Wang Yusheng1, Sun Aizhi2   

  1. 1. Department of Animal Husbandry, Agricultural College of North-Eastern China;
    2. Green Grassland Pasture of Heilongjiang Province
  • Received:1983-09-01 Online:1984-06-10

Key words: Soil moisture regime, Boron, Oilseed rape, Utilization efficiency