[DISCONTINUED] Lemon and small citus fruit trees by density classes (area in ha)

Lemon and small citus fruit trees by density classes (area in ha). Replaced by [Orange, lemon and small citrus fruit trees - Area by age and density classes (area in ha) ](http://data.europa.eu/88u/dataset/B8s5FgCT9ywtCPjvTuDzIw)按密度等级分类的柠檬与小型柑橘类果树（面积单位：公顷）。 本数据集已由《按树龄与密度等级划分的橙、柠檬及小型柑橘类果树面积（单位：公顷）》（http://data.europa.eu/88u/dataset/B8s5FgCT9ywtCPjvTuDzIw）替代。