1.	Effect of liming materials for improvement of acid soils (Sanpatong soil series) under corn-blackbean cropping system
2.	Management of acid soils by using rock phosphate and chemical fertilizer for cassava on Warin soil series
3.	Preliminary study on change of some chemicals of acid sulphate soils under rainfed and irrigated riceland
4.	Investigation of zinc deficiency and effects of zinc application for rice production under different rates of lime on acid sulphate soils
5.	Study on rate of lime and chemical fertilizer on acid sulphate soils (Rangsit very acid phase) for sweet corn
6.	Study on rates of rock phosphate on acid sulphate soil for sweet corn- mungbean cropping system
7.	Effects of Phosphorus and Mycorrhiza on Growth of Okra at High Soils Acidity
8.	Rates of Marl and Chemical Fertilizer for Improvement of Acid Sulphate Soils (Rangsit-very acid phase)for Okra
9.	Study on rates of marl and chemical fertilizer for Asparagus on acid sulphate soils Rangsit very acid phase
10.	Study on sorces of chemical fertilizer with magnesium for tangerine (Citrus reticulata Blanco.) on limed acid sulphate soils : Rangsit very acid phase