Verlag: China Renmin University Press, 2021
ISBN 10: 7300295746 ISBN 13: 9787300295749
Anbieter: liu xing, Nanjing JiangSu, JS, China
paperback. Zustand: New. Paperback. Pub Date: 2021-08-01 Pages: 336 Language: Chinese Publisher: Renmin University of China Press Resources and Environmental Economics/New 21st Century Economics Series Textbook is a group of outstanding resources and environmental economics A textbook for undergraduates compiled jointly by young and middle-aged scholars.?Resources and Environmental Economics/New 21st Century Economics Series Textbook focuses on the main line of the harmonious development of man and nature. emphasizin.
Verlag: China Agricultural Science and Technology Press, 2020
ISBN 10: 7511650082 ISBN 13: 9787511650085
Anbieter: liu xing, Nanjing JiangSu, JS, China
Hardcover. Zustand: New. HardCover. Pub Date: 2020-09-01 Pages: 474 Language: Chinese Publisher: China Agricultural Science and Technology Press. Wheat is the second largest food crop in my country. The annual planting area is more than 360 million mu. It is the main food for northerners. .?There are many types of wheat pests. and the occurrence of damage is complicated. which seriously threatens the safety of wheat production.?After entering the 21st century. with the comprehensive influence of the changes in climat.