夏薯增产新技术——全蔓曲折高产栽培法传统的夏薯栽培法，既费时费力，又成活率低，而采用新的栽培法———全蔓曲折高产栽培法，比传统的断节栽培法抗旱，缓苗快，成活率高，分枝多，薯蔓节位增加，充分发挥了群体增产优势，一般可提高产量１５％以上。全蔓曲折栽培具体... Summer sweet potato production of new technologies - full twists and turns of high-yield cultivation Traditional sweet potato cultivation method, both time-consuming and laborious, but also low survival rate, and the use of new cultivation methods --- full twist twists and turns of high yield cultivation method, than the traditional section Cultivation drought, Huanmiao fast, high survival rate, branching, potato knuckle increase, give full play to the advantages of population production, generally can increase the yield of 15%. All twists and turns cultivation of specific ...