冬瓜种子由于种皮厚、富含角质层，同时组织较松，不易下沉吸水，所以它是蔬菜中最难发芽并易于出现问题的种类之一。由于冬瓜种子吸水困难，发芽慢而不整齐，在浸种催芽中管理不当，氧气供应不足，就会产生“闷籽”现象而不发芽；另外在发芽时，强烈呼吸的情况下，排出的二氧? Melon seeds as the seed coat thick, rich in cuticle, at the same time loose tissue, not easy to sink water, so it is the most difficult to sprouting vegetables and prone to one of the problems. Owing to the water absorption difficulties of winter melon seeds, the germination is slow and irregular, improper management in soaking seeds and germination and lack of oxygen supply will result in the phenomenon of “nasty seed” without germination; in the case of germination and intense breathing, the discharged dioxygen ?