早春鲜食马铃薯免耕栽培技术及经济效益初探

The Zero Tillage Cultivation Technique for Early Spring Potato and Its Economic Benefit

为改变传统种植模式,探索马铃薯栽培新途径,提高马铃薯单产和经济效益,增加农民收入,选用脱毒马铃薯费乌瑞它早熟品种进行稻田免耕、稻草覆盖的栽培试验。结果表明,免耕栽培比传统起垄栽培增产224.9 kg/667m2,增产幅度为16.2%;对免耕种植进行分次收获,选择较大薯块提早上市,可使实际纯收入大幅增加,达2 681.5元/667m2,获得了更大的经济效益。

The cultivation experiment with zero tillage and rice straw mulch technique was conducted in cultivation of Favorita, a virus-free potato variety with early maturity, in the paddy field to probe the new cultivation model and increase its yield per unit area and economic benefit for raising farmers＇ income, The results showed that the yield under the zero tillage cultivation technique increases by 224. 9 kg/667m2 compared with that under the traditional ridge cultivation model and its increase range is up to 16.2% and the fractional harvest can help big potatoes go on the market early, which can greatly raise its net income （2681.50 Yuan/667m2）.