THE RELATIONSHIPS BETWEEN DIURNAL CHANGES OF PHOTOSYNTHESIS AND TRANSPIRATION OF PUCCINELLIA TENUIFLORA AND THE CLIMATE FACTORS THE RELATIONSHIPS BETWEEN SEASONAL CHANGES OF PHOTOSYNTHESIS AND TRANSPIRATION OF PUCCINELLIA TENUIFLORA AND THE CLIMATE FACTORS Characteristics of Photosynthesis and Transpiration of Five Evergreen Tree Species in Summer A COMPARATIVE STUDY ON PHOTOSYNTHESIS AND TRANSPIRATION DIURNAL VARIATION OF ANEUROLEPIDIUM CHINENSE AND PUCCINELLIA TENUIFLORA