งานวิจัยและบทความ

Gluta usitata (Wall.) Hou (Anacardiaceae) is a common, deciduous, native tree species, found mosdly in deciduous dipterocarp-oak forest and bamboo deciduous forest 350-1,240 m above sea level. It is usually Leafless from March until April. It flowers from December until March and fruits from January until May. Seeds begin to germinate 16-23 days after sowing and continue to do so over about 2 months. Detailed descriptions of the fruit, seed and seedling are presented. G. usitala could be a useful tree for inclusion in tree planting programs to restore deciduou us forest below 1,000 m elevation. Seeds collected in January-March should be sown in forest soil or compost in individual plastic bags (6.5 cm x 23 cm) with added slow release fertilizer. Scedlings grown in full sunlight should be ready for planting in about 18 months (i.e. at the beginning of the rainy season of the year following seed collection).