1. Excavate the top 4-6 ins layer of dirt and fill back up with new topsoil of good quality. ' T* ^2 A B+ G2. Reduce the use of chemical fertilizer and use organic one instead.
3# ceramistpalace * q* j; k9 c2 Y# _5 E ( S5 N H0 i. N( [5 s ) G4 l; B6 c3 M! F0 y* t可是我已经铺上了大概3IN 的COMPOST 土,要挖起来就费劲了。不过还要谢谢您的回复。) k- h! i& ?' W; C
BIGWOOOL 发表于 2010-1-4 23:21
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I should tell a bobcat is required if you wanna do the whole front/back yard OR just spot-excavation (dig a bigger and deeper than normal hole, dump the old dirt and back fill w/ good topsoil when you want to plant a new tree) if you gonna do the job yourself.