Mechanistic Model for Predicting NO₃-N Uptake by Plants and Its Verification
XUAN JIA-XIANG;ZHANG LI-GAN and ZHU WEI-MINLMCP. Institute of Soil Science;Academia Sinica;P.O. Box 821;Nanjing 210008 A nhui Agricultural College;Shushan Road;Hefei 230036

..............page:97-108

Studies on Oxidation States of Cobalt Extracted from Soils with EDTA·HO Ac·NH₄OAc
CAI ZU-CONG and LIU ZHENGInstitute of Soil Science;Academia Sinica;P. O. Box 821;Nanjing

..............page:109-116

Preliminary Study on Element Leaching and Current Soil-Forming Process of Red Soils
ZHAO QI-GUO;XUE SHI-KUI;SHI HUA and WANG MING-ZHUInstitute of Soil Science;A cademia Sinica;P.O.Box 821;Nanjing 210008

..............page:117-126

Spatial Differentiation of Elements in Soils on Red-Earthy Hill Landscape of Central China
CHEN ZHI-CHENG;ZHAO WEN-JUN and GONG ZI-TONGInstitute of Soil Science;Academia Sinica;P.O.Box 821. Nanjing 210008

..............page:127-136

Extraction of Soil Boron for Predicting Its Availability to Plants
LI REN-AN and U.C.GUPTADepartment of Soil Science;Zhejiang Agricultural University;Hangzhou 310029 Research Branch;Research Station. Agriculture Canada;Charlottelown. Prince Edward Island;CLA 7M8

..............page:137-144

Fate of Fertilizer Nitrogen Applied to Crops Grown on Fluvo-Aquic Soil in Huang-Huai-Hai Plain
WANG XIAN-ZHONG;ZHANG SHAO-LIN;XU YIN-HUA and ZHU ZHAO-LIANGInstitute of Soil Science. Academia Sinica;P.O. Box 821;Nanjing

..............page:145-155

Study on Water-Soluble Organic Reducing Substances. I. Determination of Organic Reducing Substances by Differential Pulse Voltammetry
WU YOU-XIAN and DING CHANG-PUInstitute of Soil Science;A cademia Sinica;P. O. Box 821;Nanjing 210008

..............page:157-167

A Model for Anion Electric Adsorption on Variable Charge Soils
HU GUO-SONGInstitute of Soil Science;A cademia Sinica;P. O Box 821;Nanjing 210008

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

Effect of Synergism and Antagonism between Metals on Toxicity in Soils
ZHOU DE-ZHI;GU ZONG-LIAN;XIE SI-QIN and WU LIU-SONGInstitute of Soil Science;A cademia Sinica;P.O.Box S21;Nanjing

..............page:177-187

INFORMATION FOR CONTRIBUTORS TO PEDOSPHERE

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