JOURNAL OF NANJING FORESTRY UNIVERSITY ›› 2010, Vol. 34 ›› Issue (02): 133-136.doi: 10.3969/j.jssn.1000-2006.2010.02.031

Previous Articles     Next Articles

Comparison on the photosynthetic characteristics between Tilia miqueliana and T.cordata at seedling stage

YIN Zhongming1, DAI Xiaogang2, SHEN Yongbao2*   

  1. 1.Shanghai Forest Station, Shanghai 200072, China; 2.College of Forest Resources and Environment, Nanjing Forestry University, Nanjing 210037, China
  • Online:2010-05-14 Published:2010-05-14

Abstract: The photosynthetic rate, stomatal conductance, transpiration rate and intercellular CO2 concentration of the 2yearold Tilia miqueliana and T.cordata were measured under field condition on sunlight day of August using Li6400 portable photosynthesis system. The photosynthetic characteristics of the two species were compared. The results showed the rate of foliar photosynthesis, the rate of foliar respiration, the rate of foliar transpiration and stomatal conductance changed in a doublepeak curve. However, the intercellular CO2 concentration changed in a singlevale curve. The light compensation points (LCP) of the two species were 36.2 μmol/(m2·s) and 22.8 μmol/(m2·s) respectively. The light saturation points (LSP) were respectively 1 384.8 μmol/(m2·s) and 1 216.5 μmol/(m2·s). The CO2 compensation points (CCP) were respectively 76.4 μmol/mol and 80.9 μmol/mol. The CO2 saturation points (CSP) were 1 872.5 μmol/mol and 1 655 μmol/mol. With regard to the net photosynthesis of these two species, the net photosynthesis of T.miqueliana was higher than that of T.cordata.

CLC Number: 

Recommendations
‘HUAZHONG NO. 23’:A NEW CULTIVAR OFEUCOMMIA ULMOIDES
DU Qingxin et al., JOURNAL OF NANJING FORESTRY UNIVERSITY NATURAL, SCIENCES EDITION, 2024
ASSOCIATIONS BETWEEN URBAN GREEN SPACE ACCESSIBILITY AND MENTAL HEALTH OF RESIDENTS FROM THE PERSPECTIVE OF SOCIO-ECONOMIC STATUS
YANG He et al., JOURNAL OF NANJING FORESTRY UNIVERSITY NATURAL, SCIENCES EDITION, 2024
THE EXPORT EFFICIENCY AND POTENTIAL CAPACITY OF CHINA’S FOREST PRODUCTS TO RCEP MEMBER COUNTRIES
PAN Lei et al., JOURNAL OF NANJING FORESTRY UNIVERSITY NATURAL, SCIENCES EDITION, 2024
THE IMPACT OF ECONOMIC GROWTH ON FOREST FRAGMENTATION: A CASE STUDY OF BEIJING-TIANJIN-HEBEI REGION IN CHINA
LUO Yiyi et al., JOURNAL OF NANJING FORESTRY UNIVERSITY NATURAL, SCIENCES EDITION, 2024
PLANT HORMONES AND METABOLITES RESPONSE TO FEEDING STIMULATION BY PINE CATERPILLAR (DENDROLIMUS TABULAEFORMIS) AND LEAF CLIPPING CONTROL IN CHINESE PINE (PINUS TABULIFORMIS)
ZHAO Ya’nan et al., JOURNAL OF NANJING FORESTRY UNIVERSITY NATURAL, SCIENCES EDITION, 2024
A NEW RECORD SPECIES OFEXORISTOBIAFROM CHINA (HYMENOPTERA: ENCYRTIDAE)
ZHANG Chenghui et al., JOURNAL OF NANJING FORESTRY UNIVERSITY NATURAL, SCIENCES EDITION, 2024
POINTWISE DETECTION OF STREET TREE CROWN POINT CLOUDS BASED ON MOBILE LASER SCANNING
LI Qiujie et al., JOURNAL OF NANJING FORESTRY UNIVERSITY NATURAL, SCIENCES EDITION, 2024
EVALUATING FOREST ECOSYSTEM RESTORATION ABILITY OF NATURAL FOREST IN NORTHERN GREATER KHINGAN MOUNTAINS BY A STRUCTURAL EQUATION MODEL
SA Rula et al., JOURNAL OF NANJING FORESTRY UNIVERSITY NATURAL, SCIENCES EDITION, 2024
RESEARCH ON FOREST CHANGE DETECTION BASED ON FULLY CONVOLUTIONAL NETWORK AND LOW RESOLUTION LABEL
XIANG Jun et al., JOURNAL OF NANJING FORESTRY UNIVERSITY NATURAL, SCIENCES EDITION, 2024
ANALYSES OF THE TEMPERATE FORESTS DEVELOPMENT AND SUCCESSION STAGE IN WANGQING COUNTY BASED ON TWINSPAN
JIA Ke et al., JOURNAL OF NANJING FORESTRY UNIVERSITY NATURAL, SCIENCES EDITION, 2024
Powered by