据辽宁科技报报导我国南京农学院用6年的时间研究成功的“南农粳型杂交稻无性系”生产技术，开创了种稻不用种子的先例。这种新技术是把收割过的稻茬从田里挖出来保存，到来年春天经剥蘖繁殖，然后栽到田里去，照常生长。据试验，平均每亩一季可收稻谷535公斤。日本研究出不用 According to a report by Liaoning Science and Technology Science and Technology Commission, Nanjing Agricultural College of China spent 6 years studying the successful production technology of “Nannong Japonica Hybrid Rice Clones”, setting a precedent for planting rice without any seeds. The new technology is to harvest the harvested rice stubble from the field to preserve, the next spring by tiller breeding, and then planted in the fields to go, as usual. According to the test, the average acre season can receive 535 kilograms of rice. Japan studies out