2.0%氨基寡糖素水剂防治烟草病毒病药效试验
SHAANXI JOURNAL OF AGRICULTURAL SCIENCES（2005）
Abstract
试验表明,在烟草苗期或病毒病发病初期每隔7d连续喷施2.0%氨基寡糖素3～4次,对烟草病毒病的抑制作用明显,防治效果达到72.4%～77.9%,最佳使用浓度为300～400倍液.
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