有着1700多年种桔历史的著名桔乡浙江黄岩,在继承传统种桔技术的基础上,进一步应用现代科技,对柑桔栽培技术实行5项改革。——改偏施氮素化肥为配方施肥。历史上,黄岩桔区以施人粪肥、猪栏肥及豆饼、菜籽饼肥为 Zhejiang Huangyan, a famous orange town with more than 1,700 years of orange history, further applies modern science and technology and applies 5 reforms to citrus cultivation techniques on the basis of inheriting the traditional techniques of orange cultivation. Changing fertilizer nitrogen fertilizers for formula. Historically, Huangyan Orange District to manure, pigsty fertilizer and bean cake, rapeseed cake fat