就買店裏的scotts帶Preemergent的肥料吧。要不一桶沒用掉多少就過期了。
每三五個月撒一次preemergent可以控製80%以上的雜草。然後用post-emergent點殺漏網之草,你的草地就可以weed free了。
就買店裏的scotts帶Preemergent的肥料吧。要不一桶沒用掉多少就過期了。
每三五個月撒一次preemergent可以控製80%以上的雜草。然後用post-emergent點殺漏網之草,你的草地就可以weed free了。
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