Grey Leaf Spot Pyricularia grisea 通用型灰斑病灰梨孢菌 ; 灰斑病灰梨孢菌
grey leaf monkey 何氏叶猴
grey leaf spot 灰斑病
grey leaf-spot 灰斑病
apple grey leaf spot 苹果灰斑病
maize grey leaf spot 玉米灰斑病
eggplant grey leaf spot 茄灰叶斑病
grey leaf spot of maize 玉米灰斑病
The grey leaf—spot is one of the essential diseases of poplar.
灰斑病是杨树的主要病害。
In different groups the grey leaf type is precocity, the yellow leaf type is late.
灰叶羊草为早熟型，黄叶羊草为晚熟型。
In 1981—1987, the damage to rice of the third generation rice leaf-tier Parnara guttata Bremer et Grey larvae was studied.
作者于1981—1987年对直纹稻弄蝶第三代幼虫为害损失进行了研究。
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