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.
Editore: China Electric Power Press, 1991
ISBN 10: 750833583X ISBN 13: 9787508335834
Da: liu xing, Nanjing, JS, Cina
paperback. Condizione: New. Language:Chinese.Paperback. Publisher: China Electric Power Press. This book closely with the current thermal power the status of process control technology unit.
paperback. Condizione: New. Language:Chinese.Paperback. Publisher: China Electric Power Press. This book from a practical point of view. the safety monitoring of large thermal power generating units of the main content protection system are described. This book is divided into ten chapters. the first chapter to Chapter V of the large.