Lushan is a famous mountain in the Middle Yangtze Valley of Central China.The climate of the foot hills of Lushan and its vicinity is humid and warm,while that of the upper part of the mountain is humid and temperate.At the foot of the mountain there arp the red loam and the yellow earth,while on the upper part of it there are the mountain yellow earth,mountain brown earth,mountain meadow soil,mountain humic gley soil and the dark mountain forest soil.Altogether 9 soil profiles representing all the main soil types have been studies.The particle size determinations show no downward translocation of the clay fractions in the profiles except for those of the yellow earth.The organic matter contents of the red loam,yellow earth and mountain yellow earth are low and their C/N ratios very narrow.The organic matter contents of the other mountain sails are pretty high and the C/N ratios of them are comparatively wider.There is not much difference of pH valves among all the soil types,all of them being acid in nature.