一、大棚秋番茄的生长发育过程及存在的主要问题大棚秋番茄7月中旬播种,立冬节以前拉秧,全生育期110天左右。在110天的生育过程中,可大体分三个生育阶段: 第一阶段从播种至第一花穗始花,称其为营养生长阶段。大棚秋番茄第一节花穗着生节位和从播种到开花所需时间,因品种、播期和播种育苗方式的不同,略有差异。一般说 First, the greenhouse Autumn tomato growth and development process and the main problems Greenhouse Autumn tomato sowing in mid-July, legislation before the winter seedlings Raoyang, the whole growth period of about 110 days. In 110 days of fertility process, can be roughly divided into three stages of fertility: the first stage from planting to flower sprouting first, call it vegetative growth stage. The first section of the fall autumn tomato tomato spike section and the time from sowing to flowering, because of the species, sowing date and seeding nursery different ways, slightly different. Generally speaking