云南省西双版纳依其独特的自然条件成为重要的种子南繁加代基地，日渐受到农业科技工作者和种子生产商的重视。如何恰当地利用其自然优势进行西瓜种子加代与扩繁，尚未见到这方面的报道。我们于1997年冬至1998年春在该地开展了较大面积的无籽西瓜制种工作。同时对播种期、... Xishuangbanna, Yunnan Province, has become an important base for its unique natural conditions under the unique natural conditions and is increasingly valued by agricultural science and technology workers and seed producers. How to properly use their natural advantages of watermelon seeds to add and expand, have not seen this report. We started a large-scale seedless watermelon crop in that area from the winter of 1997 to the spring of 1998. At the same time on the sowing time, ...