16a农业扩展或农村发展16B经济学的基本原理17A糖,烟草和饲料作物或17B灌溉水管理,农业系统和可持续农业18A肥料,肥料和土壤肥料管理,土壤生育管理或18B的生产技术,用于原产地和芳有贸易的贸易,药物和芳有疾病的贸易型和侵害的环境研究或19B农村或19B农业或19B的管理或19B的管理或19B的管理或19b 20B Crop Improvement - I(Cereals, Millets, Pulses and Oilseeds) and Intellectual PropertyRights 21A Problematic Soils and their Management OR 21B Protected Cultivation and Post-harvest technologies 22A Pests of Field crops and Stored Grain and their Management OR 22B Farm Management, Production and Resource Economics 23A Diseases of Field and Horticultural Crops and their Management – II