Isbn: 9787109109346 - 【二手旧书9成新】高效土壤养分测试技术与设备9787109109346 (1 risultati)

paperback. Condizione: New. Paperback Pages Number: 187 Language: Chinese. Efficient soil nutrient testing techniques and equipment consists of 13 chapters. the first chapter describes the significance of efficient soil nutrient testing. the basic process of basic content and soil testing; The second chapter describes Fertilization process in the soil sample collection and processing. including air-dried soil samples and number. the sort of structure of the grinder and use of soil samples and soil samples; third chapter.…