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【摘 要】
：
本研究于2005-2006年在北京昌平区营坊果园以‘红富士’苹果为试材，分三个摘袋时期(盛花后145 d、152 d、159 d)，研究了摘袋时期对果实品质的影响。其目的在于通过分析糖和花青
【机 构】
：
中国农业大学
【出 处】
：
中国农业大学
【发表日期】
：
2007年期
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