优质解答
Woodpecker is the famous forest beneficial bird.In addition to the eradication of pests under the bark,such as pine sawyer beetle larvae and other outside.The chisel marks on wood can be used as an indicator of forest health logging.They have been known as the Forest Dr.
啄木鸟是著名的森林益鸟,除消灭树皮下的害虫如天牛幼虫等以外,其凿木的痕迹可作为森林卫生采伐的指示剂,因而被称为森林医生.
可以不?
Woodpecker is the famous forest beneficial bird.In addition to the eradication of pests under the bark,such as pine sawyer beetle larvae and other outside.The chisel marks on wood can be used as an indicator of forest health logging.They have been known as the Forest Dr.
啄木鸟是著名的森林益鸟,除消灭树皮下的害虫如天牛幼虫等以外,其凿木的痕迹可作为森林卫生采伐的指示剂,因而被称为森林医生.
可以不?