1. Utilization of organic waste from some industrial factories for composting 2. Effects of several kinds of organic fertilizer on Yantakao soil series improvement and super sweet corn yield 3. Effect of Compost on Mycorrhizal Fungi Number and Super Sweet Corn Yield In Mapbon Soil Series 4. Utilization of sewage from some industrial factories for composting 5. Effect of compost with chemical fertilizer on biological properties in different fertility soil 6. Study on some properties of eucalyptus plantation soil in Northeasthern part of Thailand 7. Study on the incorporation of rice straw to increase organic matter for paddy soil in northeastern and northern parts of Thailand 8. Effects of several kinds of organic fertilizer on Renu soil series improvement and super sweet corn yield 9. Study on certain planting time for Crotalaria seed production 10. Analysis of information and database system of waste management from agriculture and agro-industry in Thailand 11. Utilization of beer sewage in bagasse decomposition 12. Effects of Several Kinds of Organic Fertilizer on Tha-Yang Soil Series Improvement and Super Sweet Corn Yield 13. Effect of compost on aflatoxin production from Aspergillus flavus and corn yield 14. Effect of compost and extracted organic substance on Mapbon soil series properties and asparagus yield 15. Study on soil microbial biodiversity in rhizosphere of vetiver grass for soil improvement in degradating soil 16. Replenishment of Organic Matter for Improving San Sai Soil Series Productivity in Rice-Soybean Cropping System 17. Effect of Ammonium Laureth Sulphate (Agri-Sc) and Compost on Some Properties of Pak Chong Soil Series and Sugar Cane Yield 18. Effect of Waste Product from Ajinomoto (Ami-Ami) for Compost Production 19. Possibility of Cattail for Waste-water Treatment 20. Study on the Recycling of Vetiver Residue for Compost Production