脐橙是我省柑桔主栽品种之一，被誉为柑桔之冠，亦为国内外柑桔鲜果市场的畅销品种，商品竞争力强。因环境条件等因素影响，生理落果严重，在江南正常年份和管理下，一般座果率也只有０．２％～０．７％。近年来，利用植物生长调节剂调控柑桔生长结果倍受生产者重视，提高... Navel orange is one of the main citrus cultivars in our province, which has been hailed as the highest of citrus fruits. It is also the best-selling variety of citrus fruit market both at home and abroad, and its products are highly competitive. Due to environmental conditions and other factors, the physiological drop serious, in the normal years and management of Jiangnan, the general fruit set rate of only 0.2% to 0.7%. In recent years, the use of plant growth regulators citrus growth regulation much attention by producers, improve ...