论文部分内容阅读
罗伯生脐橙果大、味甜、早熟、富有香气、色泽鲜艳、丰产,是甜橙类的鲜食良种。近年来随着人民生活水平的提高,优质果脐橙在市场上供不应求,而且鲜果售价比普通甜橙高1—2倍。高接换种是以优换劣,改造旧果园,提高果品质量,增加经济收入的捷径。自贡市贡井区荣边乡拱桥4组1980年定植3亩柑桔园,由于该园土质瘦薄、产量低、品种杂乱、良莠不齐、管理粗放,柑桔树已成为“小老树”。1987年由本组农户黄成承包经营
Roberts navel orange fruit, sweet, precocious, rich aroma, bright color, high yield, is a sweet orange variety of fresh. In recent years, with the improvement of people’s living standard, high-quality navel orange is in short supply in the market, and the selling price of fresh fruit is 1-2 times higher than that of ordinary sweet orange. High takeover is to replace the inferior, the transformation of the old orchards, improve fruit quality, increase economic shortcuts. Gongbai District Gongbai District Rongbian Township Arch Bridge 4 sets of 3 acres of citrus orchards planted in 1980, due to the park thin soil, low yield, chaotic varieties, good and bad, extensive management, citrus trees have become “little old tree.” In 1987 by the group of farmers Huang Cheng contract operation