桑杈是由桑树培育加工而成的,是一种投资少,收益快,收入多,每年间伐永续生产的经济林。木杈是农业生产中打场、堆垛、装运庄稼等农活中不可缺少的农具,它对提高工作效率,减轻劳动强度具有很大作用。发展桑杈不仅可以增加经济收入,而且对支援工农业生产有着重要意义。 Sang twig is cultivated and processed by mulberry tree, which is a kind of economic forest with less investment, quick income, more income and annual thinning. Wood briquettes are indispensable tools for farm work such as playing field, stacking and transporting crops in agricultural production. They play a great role in improving work efficiency and reducing labor intensity. The development of mulberry twig can not only increase economic income, but also be of great significance to supporting industrial and agricultural production.