Chlorophyll is a kind of important pigment in photosynthesis,and it is directly involved the process of light energy absorption,transfer,distribution,transformation,and so on.In order to provide a basis for the researches on physiological and biochemical characteristics in S.sphenanthera,taking healthy mature leaves in S.sphenanthera planted in Pinus massoniana humus soil,nursery fertile soil and common Hunan hilly red heart soil as materials,the contents of chlorophylls were analyzed.The results show that the content of chlorophyll a in S.sphe...