栽培中のスモモ17品種 [黒斑 ... - page.sannet.ne.jp

( ) 17 [ ( )] ( ) ( ) [ ] 2017 4 (C) (Onizawa)

スモモで厄介な黒斑病(穿孔細菌病) 黒斑病⇒これが細枝、太枝と、樹全体に伝染し、弱体化して他病も併発する。

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1 ( ) 17 [ ( )] ( ) ( ) [ ] 2017 4 (C) (Onizawa)

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