Active projects -Studies on growth and yield of Taiwan mulberry obtained from seeding ion. -Studies on morphology, growth and yield of some indian type mango under short canopy. -Foliar Application of Chitosan on Growth, Peel Color Development, Yield and Postharvest Quality of Longan (Dimocarpus longan Lour.) cv. E-Daw. -Resolution of non fruit problem in ‘Nam Dok Mai Sri Thong’ mango in Ratchaburi Province. -Increasing of Mango Production and Marketing Potentials. -Effect of Brassinosteroid Analogue on Photosynthesis Parameters, Growth, Yield and Fruit Quality of ‘Pattawia’ Pineapple.