1.雌雄异株的蔬菜菠菜是雌雄异株的蔬菜。在生产一代杂种时,只要将选好的双亲本邻近种植,在开花之前及时拔除母本中的雄株和两性株,让父本的花粉自然授粉,就可以在母本上采收一代杂种。同时,可在父本行上采收父本的种子,而母本种子要另设隔离区单独采种。2.雌雄同株异花的蔬菜瓜类蔬菜多为雌雄同株异花,此方法中将杂交亲本在隔离区内隔行种植,开花前摘除母本系统的雄花,使其自然传粉或用父本的雄花授粉,这样就可以在母本上收杂种一代种子,在父本上收父本系统的种子,而母本的种子也要另设隔离区采种。用这种方法制种,每 1. Dioecious vegetable spinach is a dioecious vegetable. When producing the first generation of hybrids, one generation of hybrids can be harvested in the female parent only by selecting the selected parents in close proximity and unplugging the male and female plants in the female parent before the flowering, so that the pollen of the male parent can be naturally pollinated. In the meantime, the seeds of the male parent can be harvested in the parental line, while the female parental seed can be set separately in the isolation zone. 2. Hermaphrodite vegetable melon vegetables are mostly hermaphrodite flower, this method will be cross-planting hybrid parents in the isolation zone, before the flowering male system to remove male flowers, pollination or use of its natural parent or father Of the male pollination, so that you can receive the first generation of seed in the mother of the generation, in the paternal parent system to receive the seeds, while the mother of the seeds have separate quarantine. Seed in this way, each