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生态学杂志 ›› 1984, Vol. ›› Issue (3): 17-21.

• 研究报告 • 上一篇    下一篇

黑龙江省杜尔伯特蒙古族自治县南部主要草原植物群落营养状况和绵羊合理放牧密度的研究

王昱生1, 孙爱芝2   

  1. 1. 东北农学院畜牧系;
    2. 黑龙江省绿色草原牧场
  • 收稿日期:1983-09-01 出版日期:1984-06-10

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