【摘要】 对祁连县天然草地生产力进行全面调查,结果表明:全县现有可利用草地面积84.9×104hm2,平均产草量为2515.10kg/hm2,其中冬春草地平均产草量2720.00kg/hm2,夏秋草地平均产草量2310.00kg/hm2。天然草地实际载畜量为144.04万个羊单位,与理论载畜量相比,冬春草地超载24.64万个羊单位,夏秋草地略有盈余。为此,提出了一系列合理利用、保护和提高天然草地生产力的措施。更多还原

【Abstract】 Investigation on forage productivity of grassland was carried out in Qilain county.The results showed that utilizing area of grassland is 84.9×10~4ha,average yield of forage is 2515.10kg/ha,including average yield of forage is 27200kg/ha in winter-spring pasture,average yield of forage is 2310kg/ha in summer-autumn pasture.Actual density of stocking is 144.04×10~4sheep unit in natural pasture,24.64×10~4 sheep unit is taking-over in winter-spring.Some countermeasures are pointed out to increase forage productivity in natural pasture.更多还原