Forms of Rare Earth Elements in Soils: Ⅱ. Differentiation of Rare Earth Elements
ZHU JIAN-GUO and XING GUANG-XILMCP;Institute of Soil Science;Academia Sinica;P. O. Box 821;Nanjing 210008

..............page:193-200

Kinetics of K Desorption from Soils in a Constant Electric Field (Electro-Ultrafiltration) and Its Application
LU XIAO-NAN and LU YUN-FUInstitute of Soil and Fertilizer;Zhejiang Academy of Agricultural Sciences;Hangzhou 310021

..............page:201-208

Gaseous Loss of Nitrogen from Fertilizers Applied to a Paddy Soil in Southeastern China
CAI GUI-XIN;YANG NAN-CHANG;LU WAN-FANG;CHEN WEI;XIA BAI-QI;WANG XIAN-ZHONG and ZHU ZHAO-LIANGLMCP;Institute of Soil Science;A cademia Sinica;P. O. Box 821. Nanjing 210008 Institute of Soil and Fertilizer;Chinese Academy of Agricultural Sciences Beijing 100081 China National Rice Research Institute;Hangzhou 310006 Shanghai Institute of Chemical Industry. Shanghai 200062

..............page:209-217

Salt-Water Dynamics in Soils: Ⅰ. Salt-Water Dynamics in Unsaturated Soils Under Stable Evaporation Condition
YOU WEN-RUI;MENG FAN-HUA;XIAO ZHEN-HUA and OUYANG LIInstitute of Soil Science;A cademia Sinica;P.O. Box 821;Nanjing 210008

..............page:219-235

Effect of Irrigation Water Quality on Soil Hydraulic Conductivity
XIAO ZHEN-HUA;B. PRENDERGAST and P. RENGASAMYInstitute of Soil Science;Academia Sinica;P.O. Box 821;Nanjing 210008 Institute for Irrigation and Salinity Research;Tatura;Vic. 3616

..............page:237-244

Adsorption of Potassium and Sodium Ions by Variable Charge Soils
LI HONG-YAN and JI GUO-LIANGInstitute of Soil Science;Academia Sinica;P. O. Box 821;Nanjing 210008

..............page:245-254

Adsorption of Potassium and Calcium Ions by Variable Charge Soils
LI HONG-YAN and JI GUO-LIANGInstitute of Soil Science. Academia Sinica;P.O. Box 821;Nanjing 210008

..............page:255-264

Natural Nitrogen-15 Abundance of Ammonium Nitrogen and Fixed Ammonium in Soils
SHI SHU-LIAN;XING GUANG-XI;ZHOU KE-YU;CAO YA-CHENG and YANG WEN-XINGInstitute of Soit Science;Academia Sinica;P.O. Box 821;Nanjing 210008 Laboratory of Material Cycling in Pedosphere;A cademia Sinica;Nanjing 210008

..............page:265-272

Adsorption of Phosphate on Variable Charge Soils
HU GUO-SONG;ZHU ZU-XIANG and YUAN KE-NENGInstitute of Soil Science;A cademia Sinica. P. O. Box 821;Nanjing 210008 Department of Sell and Agricultural Chemistry;Zhejiang Agricultural University;Hangzhou 310029

..............page:273-282

Fractionation of Zinc in Paddy Soils of China
HAN FENG-XIANG and ZHU QI-QINGInstitute of Soil Science;A cademia;Sinica;P. O. Box 821;Nanjing 210008

..............page:283-288

Notes to Authors

..............page:289