| Agronomic sustainability of different farming systems on Alfisols in Southwestern Nigeria, Lal, R., in: Journal of Sustainable Agriculture, volume 4, number 2, pages 33-51, ISSN 1044-0046, 1993. |
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| Alleviation of soil constraints to crop growth in the upland alfisols and associated soil group of the West African Sudan savannah by tied ridges, Hulugalle, N., in: Soil and Tillage Research, volume 18, pages 231-247, 1990. |
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| Alley cropping on an Alfisol in the forest savanna transition zone: root, nutrient, and water dynamics, Smucker, A. J., Ellis, B. G. and Kang, B., in: Alley farming research and development: proceedings of an international conference on alley farming, 14-18 September, 1992, pages 103-121, International Institute of Tropical Agriculture (IITA), 1995. |
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| Amelioration of a highly degraded tropical alfisol by planting 1. Changes in soil physical and chemical properties, Hulugalle, N., in: Land Degradation and Rahabilitation, volume 3, pages 141-152, 1992. |
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| Cassava, plantain and moringa grown in an Alfisol and their resilience to bush fire in eastern Nigeria, Asadu, C.*, Unagwu, B. O.*, Dixon, A., Okechukwu, R., Ilona, P. and Asadu, A. N.*, in: International Journal of Trend in Scientific Research and Development, volume 3, number 3, pages 74-78, ISSN 2456-6470, 2019. |
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| Changes in properties of an alfisol produced by various crop covers, Lal, R., Wilson, G. F. and Okigbo, B., in: Soil Science, volume 127, number 6, pages 377-382, ISSN 0038-075X, 1979. |
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| Changes in properties of newly cleared tropical Alfisol as affected by mulching, Lal, R., De Vleeschauwer, D. and Nganje, R.M., in: Soil Science Society of American Journal, volume 44, pages 827-833, 1980. |
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| Changes in properties of newly cleared tropical alfisol as affected by mulching, Lal, R., De Vleeschauwer, D. and Nganje, R.M., 1979. |
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| Changes in surface soil properties of a no-tilled tropical Alfisol due to intercropping maize, cassava and egusi melon, Hulugalle, N., Ezumah, H. C. and Leyman, T., in: Field Crops Research, volume 36, pages 191-200, 1994. |
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| Conservation of a tropical alfisol using legume cover crop intercropping and residue mulch, Salako, F. K., Kirchhof, G. and Tian, G., in: Proceedings of the 5th Conference of the International Soil Tillage Research Organization (ISTRO), Fort Worth, Texas, USA, 2-7 July, 2000. |
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| Effect of cassava-based cropping systems on physicochemical properties of soil and earthworm casts in a tropical Alfisol, Hulugalle, N. and Ezumah, H. C., in: Agriculture, Ecosystems and Environment, volume 35, number 1, pages 55-63, ISSN 0167-8809, 1991. |
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| Effect of eight tillage treatment on a tropical Alfisol . 1. Maize growth and yield, Lal, R., in: Journal of the Science of Food and Agriculture, volume 37, pages 1073-1082, 1986. |
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| Effect of fertilizatin and Rhizobium inoculation on the growth of Leucaena and Gliricidia on an Alfisol in south-western Nigeria, Cobbina, J., Mulongoy, K. and Atta-Krah, A. N., pages 161-169, John Wiley & Sons; Sayce Publishing; international Institute of Tropical Agriculture (IITA); AABNF, 1992. |
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| Effect of management practices on alley-cropped maize utilization of nitrogen Alfisol in south-western Nigeria, Mulongoy, K., Ibewiro, B., Oseni, O., Kilumba, N., Opara-Nadi, A. O. and Osonubi, O.*, pages 223-230, John Wiley & Sons with Sayce Publishing (UK), the Catholic University of Leuven (Belgium), IITA, Ibadan, 1993. |
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| Effect of phosphate fertilization and inoculation with VA-mycorrhizal fungi on performance of cassava (Manihot esculenta Crantz) grown on an Alfisol, Kang, B. T., Islam, R., Sanders, F. E. and Ayanaba, A., in: Field Crops Research, volume 3, pages 83-94, 1980. |
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| Effect of pruning intensities of three woody leguminous species grown in alley cropping with maize and cowpea on an alfisol, Duguma, B., Kang, B. and Okali, D. U. U., in: Agroforestry Systems, volume 6, pages 19-35, 1988. |
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| Effect of tillage, fertilizer and sorghum/desmodium intercrop cultivation on soils' quality and yield of sorghum in an alfisol of a Northern Guinea Savanna of Nigeria, Chidowe, O. A.*, Joshua, T. M.*, Sunday, A.*, Dawi, T. B.*, Oluoch, M. and Zeyaur, K.*, in: International Journal of Plant and Soil Science, volume 3, number 11, pages 1490-1503, ISSN 2320-7035, 2014. |
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| Effects of cover crops on soil structure and on yield of subsequent arable crops grown under strip tillage on an eroded Alfisol, Wilson, G. F., Lal, R. and Okigbo, B., in: Soil & Tillage Research, volume 2, pages 233-250, ISSN 0167-1987, 1982. [DOI] |
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| Effects of Crop cover on temperature regime of an Alfisol in the tropics.Agron.J., Ghuman, B. S. and Lal, R., in: temperature regime of an Alfiso in the tropics, volume 75, pages 931-936, 1983. |
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| Effects of desurfacing of Alfisols and Ultisols in southern Nigeria. I. Crop performance, Mbagwu, J., Lal, R. and Scott, J., in: Soil Science Society of America Journal, volume 48, pages 834-838, 1984. |
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| Effects of desurfacing of Alfisols and Ultisols in southern Nigeria. II. Changes in soil physical properties, Mbagwu, J., Lal, R. and Scott, J., in: Soil Science Society of America Journal, volume 48, pages 834-838, 1984. |
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| Effects of different tillage and crop residue management systems on chemical properties of an Alfisol, Iwuafor, E.*, Kang, B. and Ike, I. F., in: Soil tillage and agricultural sustainability: proceedings of the 12th International Conference of the International Soil Tillage Research Organization, 8-12 Jul 1991, Ibadan Nigeria, pages 53-63, International Soil Tillage Research Organization, 1991. |
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| Effects of seedbed preparation methods on cowpea yield in Alfisols and Oxisols in semi-arid West Africa, Muleba, N. and Brockman, F., in: Tropical Agriculture (Trindad), volume 68, number 1, pages 45-50, 1991. |
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| Effects of slope length on runoff from Alfisols in western Nigeria, Lal, R., in: Geoderma, volume 31, pages 185-193, 1983. |
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| Effects of slope length on soil erosion from an Alfisol in western Nigeria, Lal, R., in: Geoderma, volume 33, pages 181-189, 1984. |
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| Effects of soil compaction by rolling on soil structure and development of maize in no-till and disc ploughing systems on a tropical alfisol, Kayombo, B.*, Lal, R. and Mrema, G. C.*, in: Soil & Tillage Research, volume 7, pages 117-135, ISSN 0167-1987, 1986. [DOI] |
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| Evaluation of ground cocoa pod husk and NPK fertilizer application for the productivity of maize-okra intercrop on an alfisol of south-western Nigeria, Alumona, J. O., Okechukwu, R., Ozigbo, E. and Akinrinde, E. A.*, in: Ibadan Journal of Agricultural Research, volume 11, number 1, pages 192-200, 2015. |
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| Field and laboratory determinations of hdraulic conductivity of an Alfisol in Nigeria, Mensah-Bonsu, and Lal, R., 1975. |
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| Field decomposition of leaves of Psophocarpus palustris and Gliricidia sepium in an Alfisol as affected by thiodan and benomyl, Mulongoy, K., in: Paper presented at joint meeting of the British Society of Soil Science and commissions III and IV of the International Society of Soil Science on Biological Processes and Soil Fertility, pages 4-5, 1983. |
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| Improvement of the physical fertility of a degraded Alfisol with planted and natural fallows under humid tropical conditions, Salako, F., Hauser, S., Babalola, O.* and Tian, G., in: Soil Use and Management, volume 17, number 1, pages 41-47, ISSN 0266-0032, 2001. |
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| Influence of six years of no-tillage and conventional plowing on fertilizer response of maize on an alfisol in the tropics, Lal, R., in: Soil Scientific American Journal, volume 43, pages 399-403, 1979. |
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| Long-term alley cropping with four hedgerow species on an Alfisol in southwestern Nigeria - effect on crop performance, soil chemical properties and nematode population, Kang, B., Caveness, F. E., Tian, G. and Kolawole, G., in: Nutrient Cycling in Agroecosystems, volume 54, number 2, pages 145-155, ISSN 1385-1314, 1999. |
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| Long-term effects of land clearing methods, tillage systemsand cropping systems on surface soil properties of a tropical Alfisol in S. W. Nigeria, Hulugalle, N., in: Soil Use and Management, volume 16, pages 25-30, 1994. |
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| Long-tern fertilizer trials on alfisols in West Africa, Kang, B. and Balasubramanian, V., pages 20-25, 1990. |
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| Management of low activity clay Alfisols and Ultisols, Kang, B., Spain, J. M. and Uehara, G., Las Vegas, 1984. |
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| Mechanical no-till maize production in an alfisol in tropical Africa, Couper, D. C., Lal, R. and Claassen, S. L., International Institute of Tropical Agriculture (IITA), 1980. |
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| Mechanized Tillage Systems effects on properties of a Tropical Alfisol in watershed croppedd to maize, Lal, R., in: Soil & Tillage Research, volume 6, pages 149-162, 1985. |
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| Mechanized tillage systems effects on soil erosion from an Alfisol in watersheds cropped to maize, Lal, R., in: Soil and Tillage Research, volume 4, pages 349-360, 1984. |
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| Microbial biomass and maize nitrogen uptake under a Psophocarpus palsustris live mulch grown on a tropical Alfisol, Mulongoy, K., in: Soil Biology and Biochemistry, volume 18, pages 395-398, 1986. |
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| Micronutrients availability in a cleared forestland after seven years of continuous cultivation and eight years of natural fallow in an Alfisol, eastern Nigeria, Asadu, C.*, Chibuike, G.* and Dixon, A., in: Scientia Agriculturae, volume 8, number 2, pages 86-90, ISSN 2311-0228, 2014. [DOI] |
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| Mineralogical characteristics of Alfisols and Ultisols, Juo, A. S. R., New Zealand Society Soil Science, 1981. |
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| Movement of solutes in tropical Alfisols cleared by different methods, Ghuman, B. S. and Lal, R., in: Field Crops Research, volume 16, number 4, pages 285-296, 1987. |
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| Nitrogen profile in a kaolinitic alfisol under fallow and continuous cultivation, Juo, A. S. R., pages 181-189, ISBN 91-7190-007-1, 1980. |
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| Note on comparative early growth of Cassia siamea, Gliricidia sepium and Leucaena leucocephala in an alfisol, Fayemilihin, A. A. and Kang, B., 6, Nitrogen Fixing Tree Association, 1988. |
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| No-till farming after various grasses and leguminous cover crops in tropical alfisol; I: crop performance, Lal, R., Wilson, G. F. and Okigbo, B., in: Field Crops Research, volume 1, number 1, pages 71-84, ISSN 0378-4290, 1978. |
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| Nutrient addition into soil by leaves of Cassia siemea and Gliricidia sepium growth on an alfisol in southern Nigeria, Ghuman, B. S. and Lal, R., in: Agroforestry Systems, volume 10, pages 131-133, 1990. |
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| Nutrient profile in a tropical alfisol under conventional and no-till systems, Juo, A. S. R. and Lal, R., in: Soil Science, volume 127, pages 168-173, 1979. |
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| Nutrient profile in a tropical alfisol under conventional and no-till systems, Juo, A. S. R. and Lal, R., in: Soil Science, volume 127, number 3, pages 168-173, ISSN 0038-075X, 1979. [DOI] |
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| Performance of selected woody agroforestry species grown on an Alfisol and an Ultisol in the humid lowland of West Africa, and their effects on on soil properties, Kang, B., Akinnifesi, F. K. and Ladipo, D. O., in: Journal of Tropical Forest Science, volume 7, number 2, pages 303-312, 1994. |
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| Persistence and recovery of introduced Rhizobium ten years after inoculation on Leucaena leucocephala grown on an Alfisol in southwetern Nigeria, Sanginga, N., Danso, S. K. A.*, Mulongoy, K. and Ojeifo, A. A., in: Plant and Soil, volume 159, pages 199-204, 1994. |
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| Phosphorus response of maize grown on alfisols of southern Nigeria, Kang, B. T. and Osiname, O.*, in: Agronomy Journal, volume 71, pages 873-877, ISSN 0002-1962, 1979. [DOI] |
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| Physical and mechanical characteristics of Alfisols and Ultisols with particular reference to soils in the tropics, Lal, R., in: Soils with Variable Charge Conf. February 1981, New Zealand, pages 253-279, 1981. |
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| Relative establishment of Stylosanthes hamata (L.) Taub. and native flora on a degraded tropical Alfisol in sub-humid West Africa, Tiseer, F., Tarawali, G., Atokitimo, J. and Odunze, A.*, in: Journal of Agriculture and Environment, volume 1, pages 63-72, 2000. |
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| Replenishment of C, N, and P in a degraded Alfisol under humid tropical conditions; effect of fallow species and litter polyphenols, Tian, G., Salako, F. and Ishida, F., in: Soil Science, volume 166, number 9, pages 614-621, 2001. |
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| Residual effect of long term application of organic and mineral fertilizers on selected chemical properties of a savanna Alfisol, Yusuf, A. A.* and Abaidoo, R., in: Journal of Agricultural Science and Technology A, volume 1, number 1A, pages 106-110, ISSN 2161-6256, 2011. |
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| Response of cassava to soil nutrient variations in crop mixtures grown on an alfisol by continuous cultivation in eastern Nigeria, Asadu, C.* and Dixon, A., in: Book of Abstracts of the 9th Triennial Symposium of the International Society for Tropical Root Crops-Africa Branch, 31 October-5 November 2004, Mombasa, Kenya, 2004. |
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| Response of maize (Zea mays L.) to surface and buried straw mulch on a Tropical Alfisol, Lawson, T. L. and Lal, R., IITA, Ibadan, 1977. |
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| Rice mill waste as organic manure on a degraded Alfisol, Schulz, S., Tian, G., Oyewole, B. and Bako, S., in: Agriculture, Ecosystems and Environment, volume 100, number 2-3, pages 221-230, ISSN 0167-8809, 2003. |
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| Root growth of maize in a compacted gravelly tropical alfisol as affected by rotation with a woody perennial, Hulugalle, N. and Lal, R., in: Field Crops Research, volume 13, pages 33-44, ISSN 0378-4290, 1986. [DOI] |
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| Rotation effects of grain legumes and fallow on maize yield, microbial biomass and chemical properties of an alfisol in the Nigerian savanna, Yusuf, A. A., Abaidoo, R., Iwuafor, E.*, Olufajo, O.* and Sanginga, N.+, in: Agriculture, Ecosystems and Environment, volume 129, pages 325-331, ISSN 0167-8809, 2009. |
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| Screeing of multipurpose trees for alley cropping on Alfisol and Ultisol, Okogun, J., Mulongoy, K., Odu, C. T. I. and Agboola, A. A., in: Recent development in biological nitrogen fixation research in Africa: proceedings of the 5th International Conference of the African Association for Biological Nitrogen Fixation (AABNF), 14-19 September 1992, Rabat, Morocco, pages 551-562, Hassan II Institute of Agronomy and Veterinary Medicine, 1994. |
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| Size and composition of weed communities of a degraded alfisol (Oxic Paleustaff) after planted and natural fallows in southwestern Nigeria, Ekeleme, F., Chikoye, D. and Akobundu, I., in: Basic and Applied Ecology, volume 5, pages 23-33, 2004. |
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| Soil erosion on alfisols in western Nigeria; 1: effects of slope, crop rotation and residue management, Lal, R., in: Geoderma, volume 16, number 5, pages 363-375, ISSN 0016-7061, 1976. |
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| Soil erosion problems on an alfisol in western Nigeria and their control: IITA monograph No. 1, Lal, R., IITA monograph No. 1, International Institute of Tropical Agriculture (IITA), 1979. |
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| Soil erosion problems on an Alfisol in Western Nigeria VI: Effect of erosion on experimental plots, in: Geoderma, volume 25, pages 215-230, 1981. |
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| Soil erosion problems on an Alfisol in Western Nigeria:VI Effect of erosion on experimental plots, Lal, R., in: Geoderma, volume 25, pages 215-230, 1981. |
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| Studies on cassava-based rotation systems in a tropical alfisol, Ezumah, H. C. and Hulugalle, N., 1989. |
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| The effect of vesicular arbuscular mycorrhizal inoculation on nutrient uptake and yield of alley cropped cassava in a degraded Alfisol of southwestern Nigeria, Osonubi, O.*, Atayese, M. O.* and Mulongoy, K., in: Biology and Fertility of Soils, volume 20, number 1, pages 70-76, 1995. |
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| Tillage and mulching effects on physical properties of a tropical alfisol, Franzen, H., Lal, R. and Ehlers, W., in: Soil & Tillage Research, volume 28, number 3-4, pages 329-346, 1994. |
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| Traffic-induced compaction in maize, cowpea and soya bean production on a tropical alfisol after ploughing and no-tillage: soil physical properties, Kayombo, B.*, Lal, R. and Mrema, G. C.*, in: Journal of the Science of Food & Agriculture, volume 37, pages 969-978, ISSN 0022-5142, 1986. [DOI] |
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| Water percolation in a tropical Alfisol under conventional plowing and no-till systems of management, Ghuman, B. S. and Lal, R., in: Soil and Tillage Research, volume 4, pages 263-276, 1984. |
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| Yield and micronutrient uptake of white yam (Dioscorearotundata L. Poir) as influence by organomineral fertilizer ammendment on an alfisol in Ibadan South western Nigeria, Lawal, O. I.*, Adeoye, G.*, Asiedu, R., Ojeniyi, S. O.*, Atayese, M. O.* and Olaiya, A.O.*, Abstract, P. 164 in the book of abstracts and programme of the 12th Triennial Symposium of International Society for Tropical Root Crops-Africa Branch (ISTRC-AB), 30 - 5, October, Alisa Hotel, Accra, Ghana, 2013. |
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| Soil water depletion under various leguminous cover crops in the derived savanna of west africa, Salako, F. K.* and Tian, G., in: Agriculture, Ecosystems and Environment, volume 100, number 2-3, pages 173-180, ISSN 0167-8809, 2003. [DOI] |
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| Keywords: | Legumes; soil water; suction; alfisol; southwestern Nigeria
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