红瓜子(籽用西瓜)生长期短、花工少、经济收入高,是我县大宗农产品之一。近几年来,发展较快,1981年种植面积达5900多亩。但由于科学种瓜的水平不高,一般亩产只有七、八十斤,普遍存在产量和质量不高的问题。三十烷醇是一种新型的植物生长调节剂,能使多种作物增产,具有高效、低毒、无公害、使用方便、成本低等特点。自1977年美国密执安州大学莱斯教授发表专论文章 Red melon seeds (seeds with watermelon) growth period is short, less flower workers, high economic income, is one of the bulk agricultural products in our county. In recent years, the rapid development of 1981 planting area of ​​5900 mu. However, due to the low level of scientific seed melon, there are only seven or eight kilos in general mu produce, and the problems of low yield and quality are common. Triacontanol is a new plant growth regulator, can increase the yield of a variety of crops, with high efficiency, low toxicity, pollution-free, easy to use, low cost and so on. Since 1977 Professor Rice, Michigan State University, published monographs