Effect of Cattle Dung on the Grazing Behaviour of Livestock in Songnen Grassland.;
草原牛粪对牲畜取食影响的研究
Livestock grazing on natural grassland need enough and good feed in order to grow fast, shorten feeding period, enhance productivity and protect natural grassland.
草地放牧的牛羊需要吃饱,也需要吃好,以快速增重,达到缩短出栏期、增加牲畜生产、减少对草原资源的消耗、保护草原的目的。
Removal of livestock wastewater nutrient by mangrove systems;
红树林系统处理牲畜废水营养盐的研究
According to the superiority of local natural resources and practicable channels of energetically development, the food-sparing herbivorous livestocks were provided by relying upon our policies integrated with both science and technology, however.
剑阁县有丰富的草地资源和大量的农副秸秆，具有大力发展草食牲畜的物质条件。
The Artificial Livestock has 12 degrees of freedom,its joints are drived by servomotors with the rotary encoder.
进行了仿生人造牲畜疾走步态动步行的基础实验研究，所用仿生人造牲畜有１２个自由度，关节由带有轴角编码器的直流伺服电机驱动。