黄花梨系所农大园艺系沈德给教授于六十年代初用黄蜜与三花梨进行有性杂交育成。目前我市栽培面积已达1．03hm2，产量2．5万吨，经济效益显著。但仍存在产量高低悬殊，丰歉不定等问题。笔者通过调查分析和试验示范，提出以下几项丰产优质栽培的关键技术。一、配比施肥，分... Department of Horticulture Department of Huanghua Pei Shen De Professor in the early 1960s with yellow honey and three pear hybrid sexual breeding. At present, the cultivated area in our city has reached 1.03hm2, the output is 25,000 tons, and the economic benefit is remarkable. However, there are still problems such as disproportion between output levels and apologies. The author through the investigation and analysis and experimental demonstration, put forward the following key technologies of high yield and quality cultivation. First, the ratio fertilization, points ...