黄瓜是北方冬季温室栽培的主要瓜类之一。它虽属虫媒植物,但不少品种的黄瓜具有单性结实特性,不经授粉也能结瓜。因此,在塑料大棚内栽种的黄瓜往往不需要采取授粉措施也能结瓜。由于这个缘故,因此人们往往忽视了棚栽黄瓜授粉增产的作用,使一部分应该得到的经济效益没能得到。 Cucumbers are one of the main melons cultivated in the northern winter greenhouse. Although it is a herbicide plant, but many varieties of cucumber has the characteristics of unisex, pollination can also fruiting. Therefore, cucumbers planted in plastic greenhouses often do not require pollination measures. Because of this reason, people tend to neglect the role of shed cucumbers pollination and yield growth, so that part of the economic benefits should not be obtained.