甜菜根腐病农业防治研究

A Study on Controlling of Sugarbeet Root-rot with Agricultural Management

甜菜根腐病是黑龙江省甜菜生产最主要病害，必须实行综合防治措施，而农业防治是综合防治的主体，经１９９１～１９９５年在病区的调查、防治试验和生产示范结果表明，农业栽培技术与根腐病发生的关系甚为密切，以选地、轮作为基础，通过对耕层土壤的深中耕、增施有机肥和无机肥料、选用较耐病品种等农业栽培措施，能有效地预防和减轻病害的发生。

Sugarbeet root rot is the main disease in HeilongJiang sugarbeet production，this diseasemust be controlled with comprehensive preventive health measures，but the agriculturalmanagement is the main part of integrated control, during 1991～1995，the test results ofthis study，control test and demonstration have shown that has close relationship betweencultural techniques and root rot，that can prevent and reducing the disease with some agricul-tural cultural techniques which be based on land selection，rotation，land cultivation withsome deep plough，more fertilizer application and tolarent variety used.