【摘要】 报道了链格孢属一新种——四合木链格孢,其寄生于四合木上,引起近圆形或不规则形病斑,与梨形链格孢的区别在于喙较短,孢子分隔处缢缩明显。模式标本保存在宁夏农林科学院植物病害标本室(PSNAAFS356608)。更多还原

【Abstract】 A new species of Alternaria,Alternaria tetraena,was described in this paper.This new species hosted at Tetraena mongolica and caused round or irregular form of leaf spots.Its peak was shorter and stronger in sepate compared with Alternaria obpyriformis.Type specimen was deposited in the Herbarium of Phytopathlogical Section of Ningxia Academy of Agricultural and Forestry Sciences(PSNAAFS356608).更多还原