辣椒属于短日照植物 ,要求中等光照强度。光照过强 ,易引起日烧病 ;光照偏弱 ,易引起落花落果。辣椒根量少 ,根系弱 ,再生能力差 ,又无不定根 ,吸收肥水的能力亦差 ,既不耐旱 ,也不耐涝 ,单株需水不多。辣椒适宜在中性或微酸性土壤中生长。根据以上的生理特点 ,制种地应选择土 Pepper is a short-day plant, requiring moderate light intensity. Light is too strong, easy to cause Japan burn disease; light weak, easy to cause drop. Capsicum root less, weak roots, poor regeneration, but also without adventitious roots, ability to absorb fertilizer is also poor, neither drought nor waterlogging, water per plant is limited. Pepper suitable for growth in neutral or slightly acidic soil. According to the above physiological characteristics, seed production should choose soil