该桑树伐条剪结构紧凑、稳定、牢固,便于生产、维修, 使用成本低;
The mulberry shoot cutter has compact, stable and firm structure, convenient production and maintenance and low using cost;
通过改变湖桑品种的枝条剪伐与桑叶收获方式.设计了湖桑全年三次等量条桑收获的技术体系。
A technological systenl of harvesting Hu Sang three times, in spring, summer and autumn, in an equal shoot yleld was set up by changing the traditional pruning and leaf harvest.
巴西阿拉伐斯和伯南布哥;连续几天的暴雨冲毁了一条河上的水坝,导致44人死亡。
Days of heavy rainfall in the Brazilian states of Alagoas and Pernambuco have flooded towns, burst a dam on a river, and killed at least 44 people.
应用推荐