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由于脱毒甘薯增产效果显著 ,在全国甘薯产区得到了迅速推广应用 ,为探讨脱毒甘薯不同种代的增产效果 ,我们对不同级别种薯 (苗 )进行了栽培试验 ,以期为生产上推广应用脱毒甘薯和及时更换脱毒种薯 ,充分发挥脱毒甘薯增产潜力 ,提高甘薯产量提供依据。1 材料与方法1 .1 试验条
Due to the remarkable effect of virus-free sweet potato yield increase, it has been rapidly popularized and applied in the sweet potato producing areas throughout the country. In order to explore the yield-increasing effects of different generations of virus-free sweet potatoes, we conducted cultivation experiments on seedlings of different grades so as to promote the production Application of sweet potato and timely replacement of virus-free seed, give full play to the yield potential of virus-free sweet potato to improve the yield of sweet potato provide the basis. 1 Materials and methods 1.1 test strips