veinal necrosis virus

常見例句

雙語例句

• The losses of crops such as potato and tobacco, were up to 80%, especially, the potato virus Y veinal necrosis strain(PVYN) often caused host plant early death and yield reduction.
  馬鈴薯 Y病毒（PVY）對馬鈴薯、菸草等重要經(jīng)濟(jì)作物危害十分嚴(yán)重，其侵染所造成的損失可達(dá)80%，尤其是馬鈴薯 Y 病毒壞死株系（PVYN）可以造成寄主提前死亡而絕收。
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