Appraisal of natural resources for agriculture, water and soil conservation, comprehensive system of improvement of irrigation, drainage and soil furtility, allocation of natural resources and plan in their utilization.

• 农业自然资源评价，水土保持，灌溉排水和土壤培肥等综合治理体系，农业自然资源利用的配置，开发利用规划等。