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番茄果实不但富含维生素、无机盐,营养价值高,而且含有枸橼酸和苹果酸,乃是调味上的优异物质,因此深受人们的喜爱。番茄喜凉爽的气候,对土壤要求不严。由于番茄具备这些特点,使得它能在大范围内栽种,供给人类食用。 (一)种子发芽的条件番茄种子扁平、短卵形。它由种皮、胚乳、胚组成。千粒重为3克。种子发芽的温度范围为11～40℃,最适温度是20～30℃。种子发芽需要充足的水分,番茄种子一般含有5～6%的水分。浸种后,种子开始吸收水分,经7～8小时就达到饱和状态。种子发芽需要氧气,但不喜光。江南一带,番茄一
Tomato fruit is not only rich in vitamins, inorganic salts, high nutritional value, but also contains citric acid and malic acid, but the excellent material on the seasoning, so loved by the people. Tomatoes like a cool climate, lack of strict requirements on the soil. Because of these characteristics of tomatoes, making it planted in a wide range, for human consumption. (A) the conditions of seed germination Tomato seeds flat, short oval. It consists of seed coat, endosperm, embryo. Thousand grain weight of 3 grams. Seed germination temperature range of 11 ~ 40 ℃, the optimum temperature is 20 ~ 30 ℃. Seed germination requires adequate moisture, tomato seeds generally contain 5 to 6% moisture. Seed soaking, the seeds began to absorb water, after 7 to 8 hours to reach saturation. Seed germination needs oxygen, but not light. Jiangnan area, a tomato