河套灌区油葵菌核菌的发生与防治

Occurrence and Control of Oil Sunflower Sclerotinia sclerotiorum in Hetao irrigated

简述了油葵菌核病的形态特征、生理特性、发病症状、发病规律及传播途径,提出河套灌区防治油葵菌核病首先应减少种子传染,积极开展地膜覆盖、垄沟种植、轮作、宽行密植及间作套种,加强土壤管理和田间管理,适期播种和分期采收等。防治油葵菌核病要以农业防治为主,化学防治为辅,采用综合防治。

This paper introduced the morphological characteristics, physiological characteristics, symptoms, occurrence regularities and modes of transmission of oil sunflower Sclerotinia sclerotiorum. In order to control oil sunflower Sclerotinia sclerotiorum, reduced seeds infection should be in the first place, and actively carried out plastic mulching, furrow planting, crop rotation, wide-row close planting and intercropping, strengthened soil managements and field managements, optimum sowing and harvesting by stages. Control oil sunflower Sclerotinia selerotiorum should based on agriculture control, supplemented by chemical control, and used integrated control.