Published by China Forestry Publishing House, 2023
ISBN 10: 7521923073 ISBN 13: 9787521923070
Language: English
Seller: liu xing, Nanjing, JS, China
paperback. Condition: New. Paperback. Pub Date: 2023-08 Pages: 75 Language: Chinese Publisher: China Forestry Publishing House This book was written by researchers from the Forestry and Fruit Research Institute of Beijing Academy of Agricultural and Forestry Sciences. They took six common economic forest tree species (apricot. plum. pear. peach. mountain plant. and walnut) in Beijing as the research objects in the Agricultural Comprehensive Development Science and Technology Demonstration Park in Gaoliying Town. Shunyi.
ISBN 10: 7518974622 ISBN 13: 9787518974627
Language: English
Seller: liu xing, Nanjing, JS, China
paperback. Condition: New. Language:Chinese.Paperback.Pub Date:2021-11-01 Publisher:Science and Technology Literature Publishing House The implementation of the project of returning farmland to forest in Beijing has played an important role in improving the regional ecological environment. promoting green development and increasing farmers' employment and income. and has achieved tremendous success. Ecological. economic and social benefits. The pilot project of returning farmland to forest in Beijing began in 2000. Men.
Published by Science and Technology Literature Publishing House, 2021
ISBN 10: 7518974622 ISBN 13: 9787518974627
Seller: liu xing, Nanjing, JS, China
paperback. Condition: New. Language:Chinese.Paperback.Pub Date:2021-11-01 Publisher:Science and Technology Literature Publishing House The implementation of the project of returning farmland to forest in Beijing has played an important role in improving the regional ecological environment. promoting green development and increasing farmers' employment and income. and has achieved tremendous success. Ecological. economic and social benefits. The pilot project of returning farmland to forest in Beijing began in 2000. Men.
Published by Science and Technology Literature Publishing House, 2022
ISBN 10: 7518986272 ISBN 13: 9787518986279
Language: Chinese
Seller: liu xing, Nanjing, JS, China
paperback. Condition: New. Paperback. Pub Date: 2022-08-01 Pages: 152 Language: Chinese Publisher: Science and Technology Literature Publishing House Based on the first-hand experimental data and data obtained from the urban forest eco-environment monitoring stations set up in Beijing Botanical Garden. Songshan Nature Reserve and Xishan National Forest Park. with SO2. NOx and O3 as representatives. study the temporal and spatial variation characteristics of gas pollutants . and analyze the reasons for the differences. .
Published by Science and Technology Literature Press
ISBN 10: 7518973782 ISBN 13: 9787518973781
Language: Chinese
Seller: liu xing, Nanjing, JS, China
paperback. Condition: New. Paperback. Pub Date: 2020-11-01 Pages: 231 Language: Chinese Publisher: Science and Technology Literature Publishing House Economic forest is an important part of the forest ecosystem. and the study of its ecological functions is of great significance.?This study takes common economic forest tree species in Beijing as the research object. and continuously determines the effects of different economic forest tree species on photosynthesis and transpiration. carbon fixation and oxygen release. c.