随着放牧时间的延续，日增重在逐渐下降。
速磷、速钾、土壤有机质的含量受放牧时间的影响不明显。
The available phosphorous, available potassium and soil organism content were not conspicuously influenced by the grazing time.
结果表明：1）随自由放牧时间的延长，草场植被盖度、生产力逐渐下降，植物种类逐渐减少；
The results are as follows:1)With increased time of free grazing, the ground cover of the grassland and the production ability gradually descend, the plant species gradually reduces.
当家畜的放牧时间和载畜率类似于草原生态系统进展下的模式时，草地可保持它的生产力和植被组成。
It is concluded that range ecosystems may sustain their productivity and composition when grazing time and stocking rate resemble the grazing pattern representing the ecosystem progressing.
后来，大约在公元前7000年，在几代人的时间里，他们突然转向放牧家养的山羊和绵羊，转而种植单粒小麦、豆类和其他谷类牧草。
Then, about 7000 B.C., within the space of a few generations, they switched abruptly to herding domesticated goats and sheep and to growing einkorn, pulses, and other cereal grasses.
改变放牧的方法同样需要时间。
时代不同了，现在牧民只被允许在每年规定的时间，在指定的传统放牧地区放养驯鹿。
Herders are now assigned to specific parcels of the reindeer's traditional grazing territories at designated times of the year.
孟克和家人抓紧时间，赶在严冬之前进行最后的出场放牧。
Mengke and his family are seizing the last days of grazing before the bitter winter arrives.
游动的牧民来到水草丰茂的地方扎下毡包，竖起风力发电机，准备在这里放牧一段时间。
The nomadic herdsmen erect their yurts in places with abundant water and grass and install a wind - driven generator. They plan to stay there for some time.
放牧强度相同时，划区轮牧绵羊的采食时间较季节连牧短，反刍卧息时间和游走时间增加。
The results show that the eating time of the sheep increases and the resting and idling time decreases as the grazing intensity becomes heavier.
本文研究了休牧、禁牧、不同休牧时间以及不同放牧制度对草群生产力的影响。
The effects of prohibiting graze, rest grazing, different time for rest grazing and grazing strategies on grass productivity were studied.
游动的牧民来到水草丰茂的地方扎下毡包，竖起风力发电机，准备在这里放牧一段时间。
The nomadic herdsmen erect their yurts in places with abundant water and grass and install a wind-driven generator. They plan to stay there for some time.
游动的牧民来到水草丰茂的地方扎下毡包，竖起风力发电机，准备在这里放牧一段时间。
The nomadic herdsmen erect their yurts in places with abundant water and grass and install a wind-driven generator. They plan to stay there for some time.
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