Authors: MANU A PFORDRESHER AA GEIGER SC WILDING LP HOSSNER LR

Citation: A. Manu et al., SOIL PARAMETERS RELATED TO CROP GROWTH VARIABILITY IN WESTERN NIGER, WEST-AFRICA, Soil Science Society of America journal, 60(1), 1996, pp. 283-288

Authors: GEIGER SC VANDENBELDT RJ MANU A

Citation: Sc. Geiger et al., VARIABILITY IN THE GROWTH OF FAIDHERBIA-ALBIDA - THE SOILS CONNECTION, Soil Science Society of America journal, 58(1), 1994, pp. 227-231

Authors: GEIGER SC LOEPPERT RH

Citation: Sc. Geiger et Rh. Loeppert, INFLUENCE OF AIR-DRYING AND SOIL GAS-PHASE CARBON-DIOXIDE ON DTPA-EXTRACTABLE IRON IN CALCAREOUS SOILS, Communications in soil science and plant analysis, 25(3-4), 1994, pp. 341-349

Authors: GEIGER SC MANU A

Citation: Sc. Geiger et A. Manu, SOIL SURFACE CHARACTERISTICS AND VARIABILITY IN THE GROWTH OF MILLET IN THE PLATEAU AND VALLEY REGION OF WESTERN NIGER, Agriculture, ecosystems & environment, 45(3-4), 1993, pp. 203-211