Determination of Organic Acids in Root Exudates byHigh Performance Liquid Chromatography: III. Effectsof Interfering Factors
SHEN JIANBO;ZHANG FUSUO and MAO DARU

..............page:97-104

Tomato Leaf Photosynthetic Responses to Humidity andTemperature Under Salinity and Water Deficit
H. L. XU;R. WANG;L. GAUTHIER and A. GOSSELIN Horticulture Research Center;Laval University;Ste-Foy;Quebec G1K 7P4 )

..............page:105-112

Behaviours of Main Elements in Soil-Forming Processesof Fildes Peninsula, the Maritime Antarctic
CHEN JIE and H. P. BLUME Institute for Plant Nutrition and Soil Science;University of Kiel;D-24O98 Kiel )

..............page:113-122

Composition of Sulphur Pool in Selected Upland Soils inNorth China
ZHOU WEI;LIN BAO;WANG HONG;LI SHUTIAN and HE PING )

..............page:123-130

GIS-Based Red Soil Resources Classification andEvaluation
HU YUEMING;DAI JUN and WANG RENCHAO ) )

..............page:131-138

Effect of Organic Materials on Speciation of Copper inSoil Solution
WANG GUO;CHEN JIANBIN;GU XUNGANG;GAO SHAN and CAI HAIYANG )

..............page:139-146

Sewage Sludge Usage in Cotton Crop: I. Influence on SoilProperties
C. D. TSADILAS;D. G. DIMOYIANNIS and V. SAMARAS )

..............page:147-152

Effect of Rhizobium inoculation on Growth and Nodulationof Albizzia procera, Albizzia lebbeck and Leucaena leucocephala
U. K. ARYAL;M. K. HOSSAIN;M. A. U. MRIDHA;H. L. XU and H. UMEMURA ) ) )

..............page:153-159

Effects of Tillage and Mulch Methods on Soil Moisture inWheat Fields of Loess Plateau, China
GAO ZHIQIANG;YIN JUN;MIAO GUOYUAN and GAO FAWANG )

..............page:161-168

Subcellular Accumulation of Cadmium in Corn and WheatPlants at Different Levels of Phosphorus
YANG ZHIMIN;ZHENG SHAOJIAN and HU AITANG ) )

..............page:169-176

Fractionation of Added Cadmium in Submerged Soils asAffected by Organic Materials
WANG GUO;GAO SHAN;WANG YONGCHENG and CAI HAIYANG )

..............page:177-184

Difficultly Extractable Fixed Ammonium in Some Soilsof China
CHEN BIYUN;CHENG LILI and WEN QIXIAO )

..............page:185-188

information for contributorsto pedosphere

..............page:189-192

notes to authors

..............page:193