臭氧对广州主要栽培蔬菜生长的影响

Influence of Ozone to the Growth of Cultivating Vegetables in Guangzhou

应用臭氧生成器装置 ,以 0 .3mg kg的臭氧对广州 2 0种主要蔬菜进行 1h的处理后 ,观察到蔬菜叶片出现不同程度、不同形状的气候斑。对臭氧在 2 0种同龄期的蔬菜上造成的危害症状作了描述 ,为对臭氧产生的非侵染性病害的鉴定及防治提供了理论依据 ,并筛选出敏感品种 。

Smoke twenty species of vegetable for one hour with low concentration ozone applyed by ozone creater. The leaves of the vegetable show climatic speckles in different degree and different shapes. This thesis describes the harmful symptoms that the ozone creates to twenty species of vegetable of the same age and provides people with academic basis of identification and prevention of non infective disease the ozone creates. It also selects out the sensitive species and offers the indicate plants and the protective items for the environment supervising.