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Book Description paperback. Condition: New. Paperback.Pub Date:2021-09-01 Pages:104 Language:Chinese Publisher:China Agricultural Publishing House Suzhou City Cultivated Land Quality Grade Evaluation and Improvement is divided into ten chapters: regional overview. evaluation methods and steps. cultivated land quality grade analysis. Environmental quality analysis. main nutrient elements and pH. soil trace element analysis. other cultivated land indicators. Dangshan County orchard land quality grade analysis. high-standard farmland cons. Seller Inventory # AMZ040658_NX046428_040658