Seller: liu xing, Nanjing, JS, China
paperback. Condition: New. Language:Chinese.Paperback. Pub Date: 2021-05 Pages: 137 Publisher: China Agriculture Press Supported by the National Public Welfare Industry Science and Technology Project Research on Modern Crop System Models and Supporting Technologies (2008-2015) and the National 13th Five-Year Plan Key Research and Development Program Resource Allocation Mechanism and Planting Pattern Optimization for High Yield and Efficiency of Grain Crops (2016-2020). this research group has systematically studied the. Seller Inventory # DU005759