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选择口味较好的浙-1257、川8129-4和徐55-2等3个品种,在土壤肥料水平和行距相同条件下,选择品种、株距和生长期等3个因素进行商品化小甘薯栽培
Select Zhejiang -1257, Sichuan 8129-4 and Xu 55-2 with good taste, under the same conditions of soil fertility and row spacing, three factors including variety, spacing and growing period were selected for commercial cultivation of small sweet potatoes