Phenological data of 28 apple tree varieties and 4 pear tree varieties in a French orchard of Loire Valley since 2004

These datasets contain phenological observations on 28 apple varieties or mutants and 4 pear varieties evaluated since 2004. These data come from observations carried out since 2004 on the two sites of the Horticulture Experimental Facility based in the Loire Valley in France. These data sets are evolving and enriched each year.

本数据集包含2004年起开展观测评估的28个苹果品种（或突变体）及4个梨品种的物候观测数据。该类数据源自法国卢瓦尔河谷地区园艺实验基地（Horticulture Experimental Facility）的两个观测站点，相关观测工作自2004年起持续开展。本数据集系列每年都会进行更新与扩充。