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甜菜是黑龙江省庆安县的主要经济作物之一，过去单产不高一直困扰该县甜菜生产的发展，为了寻找新的提高单产栽培方法，该县于１９９８、２０００、２００１年分别在欢胜乡、两利乡和丰收乡的３个农业技术推广站进行了缩行增株大区对比试验。试验处理垄距６０cm（较常规少６cm
Beet is one of the main cash crops in Qing’an County, Heilongjiang Province. In the past, the low yield per hectare has plagued the development of beet production in this county. In order to find a new way to improve the yield per hectare, the county was in Huanxheng Township in 1998, 2000 and 2001, Two rural and bumper harvest Township 3 agricultural extension stations were contracted Zengzhu large area comparative test. Experimental treatment ridge distance 60cm (6cm less than conventional