共 50 条
- [1] STUDIES ON SOIL ORGANIC MATTER .1. THE CHEMICAL NATURE OF SOIL ORGANIC NITROGEN JOURNAL OF AGRICULTURAL SCIENCE, 1949, 39 (02): : 183 - 193
- [2] CHEMICAL STUDIES ON PODZOLIC ILLUVIAL HORIZONS .1. THE EXTRACTION OF ORGANIC MATTER BY ORGANIC CHELATING AGENTS JOURNAL OF SOIL SCIENCE, 1957, 8 (02): : 268 - 278
- [4] STUDIES ON SOIL ORGANIC MATTER .2. THE EXTRACTION OF ORGANIC MATTER FROM SOIL BY NEUTRAL REAGENTS JOURNAL OF AGRICULTURAL SCIENCE, 1949, 39 (03): : 274 - 279
- [6] STUDIES ON A NIGERIAN FOREST SOIL .1. THE DISTRIBUTION OF ORGANIC MATTER IN THE PROFILE AND IN VARIOUS SOIL FRACTIONS JOURNAL OF SOIL SCIENCE, 1960, 11 (02): : 246 - &
- [7] STUDIES ON ELECTROSYNTHESIS OF ORGANIC COMPOUNDS .1. ELECTROLYTIC ESTERIFICATION IN AQUEOUS-SOLUTIONS JOURNAL OF APPLIED CHEMISTRY AND BIOTECHNOLOGY, 1975, 25 (11): : 859 - 861
- [9] STUDIES ON SOIL ORGANIC MATTER .3. THE EXTRACTION OF ORGANIC CARBON AND NITROGEN FROM SOIL JOURNAL OF AGRICULTURAL SCIENCE, 1949, 39 (03): : 280 - 282