柑橘青霉病是一种变质病变,为贮藏期发生的主要病害之一,也可危害田间成熟期的果实。发病原因:引发柑橘青霉病的病原为半知菌亚门的意大利青霉菌(图1),其呈帚状的无色分生孢子梗具有隔膜,尖端数次分枝,无色、单胞的瓶状孢子小梗尖端渐趋尖细,小梗上串生无色、单胞的球形或卵圆形分生孢子。意大利青霉菌遍布全球,一般腐生在各种有机物上,在20℃左右的高湿环境中最为活跃,产生大量分生孢子随气流传播,经伤口侵入柑橘果实,贮运 Penicillium citrinum is a degenerative disease that is one of the major diseases during storage and can also endanger fruit in the field at maturity. The cause of the disease: Penicillium citrinum caused by the pathogen of Penicillium italicum Penicillium (Figure 1), its broom-like colorless conidiophores with a diaphragm, the tip of several branches, colorless, single cell The bottle-shaped spores small pointed tip gradually tapered, streaks on the stems colorless, single-cell spherical or oval conidia. Italian Penicillium all over the world, the general saprophyte on a variety of organic matter, the most active in the high humidity environment of about 20 ℃, resulting in a large number of conidia spread with the air flow through the wound invade the citrus fruit, storage