巧用乙烯利　瓜菜增效益１．辣椒；于拔秧前１０－１５天，亩喷施５００－５５０ｐｐｍ乙烯利药液５０公斤，５－７天后大部分绿叶变黄，可使红椒果变紫红，青椒果变鲜红，嫩小椒果变浅黄色，提早拔秧５－７天，红果增加２０％左右。应选择阴天或傍晚弱光下喷施，要求不重... Clever use of melon vegetables increase benefits 1. Peppers; 10 to 15 days before poplar, 500-550ppm acre spray 500 acres of ethephon liquid, 5-7 days after most of the green leaves turn yellow, red pepper fruit can turn purple, green peppers turn red, tender pepper Light yellow fruit, pull early seedlings 5-7 days, red fruit increased by about 20%. Should choose cloudy or evening low light spray, the request is not heavy ...