趕緊去補課pre-emergent vs post-emergent herbicide。PRE-EMERG的作用最大。

所有跟帖： 

• 謝謝。是pre-emergent weed killer吧，我買了一桶，還沒用呢 -pickshell- ♀ (0 bytes) () 03/26/2019 postreply 15:00:51

• 大麵積草地常用Prodiamine 65 WDG (Generic Barricade)或者Dimension 2EW Herb -傻悶登兒- ♂ (265 bytes) () 03/27/2019 postreply 08:19:24

• 哦，記下了。。 -pickshell- ♀ (0 bytes) () 03/27/2019 postreply 08:26:50