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| Firstname: | F. |
| Surname: | Zapata |
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| Ameliorating acid infertile rice soil with organic residue from nitrogen fixing trees, Baggie, I.*, Zapata, F., Sanginga, P. and Danso, S. K. A.*, in: Nutrient Cycling in Agroecosystems, volume 57, number 2, pages 183-190, 2000. |
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| Field measurements of nitrogen fixation in leguminous trees used in agroforestry systems: influence of 15N-labelling approaches and reference trees, Sanginga, N., Danso, S. K. A.* and Zapata, F., in: Biology and Fertility of Soils, volume 23, pages 26-32, 1996. |
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| Field validation of intraspecific variation in phosphorus use efficiency and nitrogen fixation by provenances of Gliricidia sepium grown in low P soils, Sanginga, N., Danso, S. K. A.*, Zapata, F. and Bowen, G. D., in: Applied Soil Ecology, volume 1, pages 127-138, ISSN 0929-1393, 1994. |
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| Influence of reference trees on N2-fixation estimates in Leucaena leucocephala and Acacia albicia using 15N_ labelling techniques, Sanginga, N., Danso, S. K. A.*, Zapata, F. and Bowen, G. D., in: Biology and Fertility of Soils, volume 9, pages 341-346, 1990. |
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| Effect of successive cuttings on nodulation and nitrogen fixation of Leucaena leucocephala using 15N dilution and the difference methods, Sanginga, N., Zapata, F., Danso, S. K. A.* and Bowen, G. D., pages 667-674, Kluwer Academic Publishers, 1990. |
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| Effect of successive cuttings on uptake and partitioning of 15N among plant parts of Leucaena leucocephala, Sanginga, N., Zapata, F., Danso, S. K. A.* and Bowen, G. D., in: Biology and Fertility of Soils, volume 9, pages 37-42, 1990. |
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