灵山县栽培葛薯已有悠久的历史,群众有用薯块繁殖种子的经验。用母薯繁殖的种子,肥厚方形,色泽鲜黄,比实生苗繁殖的种子重20％左右;发芽健壮整齐,能保持原种薯的优良性状,结薯扁圆而肥大,薯形大小一致,根少茎软;薯蔓中期的花芽显著减少,一般经剪花3—4次后,其腋芽萌发力 Lingshan County has a long history of cultivation of kihwa, the masses useful potato seed breeding experience. Seeds breeding with raw potato, hypertrophy square, bright yellow color, than the seedlings reproduce about 20% of the seeds; robust and tidy germination, can maintain the original seed tuberosity traits, tuber oblate oblate and hypertrophy, the same potato size, Root less soft stems; potato mid-term flower buds significantly reduced, generally 3-4 times after cutting flowers, the axillary bud germination force