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| Effects of methods of seedbed preparation and mulching on the growth and yield of white yam (Dioscorea rotundata) on an ultisol in south-east Nigeria, Maduakor, H. O., Lal, R. and Opara-Nadi, A. O., in: Field Crops Research, volume 9, pages 119-130, ISSN 0378-4290, 1984. [DOI] |
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| Effects of soil moisture, bulk density and tillage methods on tropical root crops, Lal, R., Ghuman, B. S. and Maduakor, H. O., in: Paper presented at the Sixth Symposium of the International Society for Tropical Root Crops, pages 21-26, 1983. |
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| Forms and pedogenetic distribution of extractable iron and aluminum in selected soils of Nigeria, Juo, A. S. R., Moormann, F. R. and Maduakor, H. O., in: Geoderma, volume 11, number 3, pages 167-179, ISSN 0016-7061, 1974. [DOI] |
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| Phosphate sorption of some Nigerian soils and its effect on cation exchange capacity, Juo, A. S. R. and Maduakor, H. O., in: Communications in Soil Science and Plant Analysis, volume 5, number 6, pages 479-497, 1974. [DOI] |
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| Hydrolysis and availability of pyrophosphate in tropical soils, Juo, A. S. R. and Maduakor, H. O., in: Soil Science Society of America Journal, volume 37, number 2, pages 240-242, 1973. [DOI] |
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