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甘薯膨大素是江苏省淮阴市农学会近年取得的一项科技新成果,1988年开始引进我省。瑞昌县科委和县农科所的试验,以浸薯苗结合叶面喷施一次的效果最好,增产32.64%,叶面喷施一次,增产15.3%。效果都达到极显著差异水平。 一、甘薯膨大素增产效果如下: 1.增加鲜薯产量,一般增产20～30％; 2.提高了切干率,一般切干率提高1.59％。如一般品种50公斤鲜甘薯能晒干15公斤薯干的话,经膨大素处理的就能晒干15.5～16.5公斤,淀粉含量提高1％; 3.增加了大中薯比例,提高了商品价值。
Sweet potato enlargement is Huaiyin City, Jiangsu Province, agricultural society made in recent years, a new scientific and technological achievements, began to introduce our province in 1988. Ruichang County Science and Technology Commission and the Agricultural Science Institute of the trial to dip soaking seedlings combined with foliar spray once the best effect, an increase of 32.64%, foliar spray once, an increase of 15.3%. The effect has reached a very significant level of difference. First, the sweet potato enlargement effect is as follows: 1. Increase in fresh potato production, the general increase of 20 to 30%; 2. Raise the cut rate, the general cut rate increased 1.59%. If the general varieties of 50 kg of fresh sweet potato can dry 15 kg of dried potatoes, the bulging treatment can be dried 15.5 ~ 16.5 kg, starch content increased by 1%; 3. Increase the proportion of large and medium-sized and increase the value of the commodity.