Consulta: (autoria:"HARDARSON, G.")
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HARDARSON, G. Biological nitrogen fixation of grain legumes. The use of 15N methodology to assess N2 fixation and guidelines for improvement of N2 fixation in grain legumes. J. Exp. Bot., v.38, n.194, p.1446-1458, 1987.
Biblioteca(s): Embrapa Agrobiologia.

HARDARSON, G. Methods for enhancing symbiotic nitrogen fixation. Plant Soil, v. 152, n. 1, p. 1-17, 1993.
Biblioteca(s): Embrapa Agrobiologia.

HARDARSON, G.; JONES, D. G. Effect of temperature on competition amongst strains of Rhizobium trifolii for nodulation of two white clover varieties. Ann. Appl. Biol., v.92, p.229-236, 1979.
Biblioteca(s): Embrapa Agrobiologia.

HARDARSON, G.; BROUGHTON, W. J. Molecular microbial ecology of the soil. Dordrecht: Kluwer, 1998. . 164 p. (Developments in Plant and Soil Sciences, 83). Results from an FAO/IAEA Co-ordinated Research Programme, 1992-1996. Implemented by the Soil and Water Management and Crop Nutrition Section, Joint FAO/IAEA Division and the Soil Science Unit, FAO/IAEA Agriculture and Biotechnology...
Biblioteca(s): Embrapa Agrobiologia.

HARDARSON, G.; BROUGHTON, W. J. Maximising the Use of Biological Nitrogen Fixation in Agriculture - Report of an FAO/IAEA Technical Expert Meeting held in Rome , 13-15 March 2001 FAO and Kluwer Academic Publishers. 2003 226 p. Partly reprinted from Plant and Soil, Volume 252, n. 1 (2003)
Biblioteca(s): Embrapa Rondônia.

HARDARSON, G.; GARETH, J. D. The inheritance of preference for strains of Rhizobium trifolii by white clover (Trifolium repens). Ann. Appl. Biol., v.92, p.329-333, 1979.
Biblioteca(s): Embrapa Agrobiologia.

GARETH JONES, D.; HARDARSON, G. Variation within and between white clover varieties in their preference for strains of Rhizobium trifolii. Ann. Appl. Biol., v.92, p.221-228, 1979.
Biblioteca(s): Embrapa Agrobiologia.

JONES, D. G.; HARDARSON, G. Variation within and between white clover varieties in their preference for strains of Rhizobium trifolii. Ann. Appl. Biol., v.92, n.2, p.221-228, 1979.
Biblioteca(s): Embrapa Agrobiologia.

HARDARSON, G.; HOUWERS, A.; LIE, T. A. Breeding legumes for enhanced symbiotic nitrogen fixation. Netherlands: Martinus Nijhoff, 1984. 438p.
Biblioteca(s): Embrapa Clima Temperado.

HARDARSON, G.; LIE, T. A. (ed.). Breeding legumes for enhanced symbiotic nitrogen fixation. Dordrecht: Martinus Nijhoff, 1984. 166 p. (Advances in Agricultural Biotechnology). Proceedings of the FAO/IAEA consultants meeting on mutation breeding for improved nitrogen fixation in grain legumes held 26-30 september 1983 at the Vienna International Centre, Austria. First published as plant and soil, Vol. 82, No. 3...
Biblioteca(s): Embrapa Agrobiologia.

HARDARSON, G.; LIE, T. A. (ed.). Breeding legumes for enhanced symbiotic nitrogen fixation. Dordrecht: M. Nijhohh / W. Junk, 1984. 166p. (Advances in Agricultural Biotechonology). Proceedings of an FAO/IAEA consultants' meeting, held in Vienna, 26-30 September 1983.
Biblioteca(s): Embrapa Soja.

SENARATNE, R.; AMORNPIMOL, C.; HARDARSON, G. Effect of combined nitrogen on nitrogen fixation of soybean (Glycine max L. Merrill) as affected by cultivar and rhizobial strain. Plant Soil, v. 103, n. 1, p. 45-50, 1987.
Biblioteca(s): Embrapa Agrobiologia.

HARDARSON, G.; DANSO, S. K. A. Methods for measuring biological nitrogen fixation in grain legumes. Plant Soil, v. 152, n. 1, p. 19-23, 1993.
Biblioteca(s): Embrapa Agrobiologia.

HARDARSON, G.; BROUGHTON, W. J. (ed.). Maximising the use of biological nitrogen fixation in agriculture. Rome: FAO; Dordrecht: Kluwer, 2003. 226 p. (Developments in plant and soil sciences, 99). Report of an FAO/IAEA Technical Expert Meeting held in Rome , 13-15 March 2001. 
Partly reprinted from Plant and Soil, Volume 252, n. 1 (2003).
Biblioteca(s): Embrapa Arroz e Feijão.

SANGINGA, N.; MANRIQUE, K.; HARDARSON, G. Variation in nodulation and N2-fixation by the Gliricidia sepium/Rhizobium spp. symbiosis in a calcareous soil. Biol. Fertil. Soils, v.11, n.4, p.273-278, 1991.
Biblioteca(s): Embrapa Agrobiologia.

HARDARSON, G.; LIE, T. A.; HOUWERS, A. (ed.). Breeding legumes for enhanced symbiotic nitrogen fixation. Dordrecht: Martinus Nijhoff/Junk, 1984. 438 p. (Advances in Agricultural Biotechnology). Proceedings of on FAO/IAEA Consultants Meeting, Vienna, 1983.
Biblioteca(s): Embrapa Trigo.

AWONAIKE, K. O.; HARDARSON, G.; KUMARASINGHE, K. S. Biological nitrogen fixation of Gliricidia sepium/Rhizobium symbiosis as influenced by plant genotype, bacterial strain and their interactions. Trop. Agric., v. 69, n. 4, p. 381-385, 1992.
Biblioteca(s): Embrapa Agrobiologia.

DANSO, S. K. A.; HARDARSON, G.; ZAPATA, F. Dinitrogen fixation estimates in alfalfa-ryegrass swards using different nitrogen-15 labeling techniques. Crop Sci., v. 28, p. 106-110, 1988.
Biblioteca(s): Embrapa Agrobiologia.

HARDARSON, G.; DANSO, S. K. A.; ZAPATA, F. Dinitrogen fixation measurements in alfalfa-ryegrass swards using nitrogen-15 and the influence of the reference crop. Crop Sci., v.28, p.101-105, 1988.
Biblioteca(s): Embrapa Agrobiologia.

VANCE, C. P.; JOHNSON, L. E. B.; HARDARSON, G. Histological comparisons of plant and Rhizobium induced ineffective nodules in alfalfa. Physiol. Plant Pathol., v.17, p.167-173, 1980.
Biblioteca(s): Embrapa Agrobiologia.

HARDARSON, G.; DANSO, S. K. A.; ZAPATA, F.; REICHARDT, K. Measurements of nitrogen fixation in fababean at different N fertilizer rates using the 15N isotope dilution and `A-value' methods. Plant Soil, v. 131, n. 2, p. 161-168, 1991.
Biblioteca(s): Embrapa Agrobiologia.

HARDARSON, G.; DANSO, S. K. A.; ZAPATA, F.; REICHARDT, K. Measurements of nitrogen fixation in fababean at different N fertilizer rates using the N isotope dilution and 'A-value' methods. Plant and soil, 131:161-168, 1991.
Biblioteca(s): Embrapa Soja.

DANSO, S. K. A.; ZAPATA, F.; HARDARSON, G.; FRIED, M. Nitrogen fixation in faba beans as affected by plant population density in sole or intercropped systems with barley. Soil Biol. Biochem., v. 19, n. 4, p. 411-415, 1987.
Biblioteca(s): Embrapa Agrobiologia.

DANSO, S. K. A.; KAPUYA, J.; HARDARSON, G. Nitrogen fixation and growth of soybean as influenced by varying the methods of inoculation with Bradyrhizobium japonicum. Plant Soil, v.125, n.1, p.81-86, 1990.
Biblioteca(s): Embrapa Agrobiologia.

HARDARSON, G.; GOLBS, M.; DANSO, S. K. A. Nitrogen fixation in soybean (Glycine max L. Merrill) as affected by nodulation patterns. Soil Biol. Biochem., v.21, n.6, p.783-787, 1989.
Biblioteca(s): Embrapa Agrobiologia.

DANSO, S. K. A.; HARDARSON, G.; ZAPATA, F. Misconceptions and practical problems in the use of 15N soil enrichment techniques for estimating N2 fixation. Plant Soil, v. 152, n .1, p. 25-52, 1993.
Biblioteca(s): Embrapa Agrobiologia.

HARDARSON, G.; ZAPATA, F.; DANSO, S. K. A. Effect of plant genotype and nitrogen fertilizer on symbiotic nitrogen fixation by sobyean cultivars. In: HARDARSON, G.; LIE., ed. Breeding legumes for enhanced symbiotic nitrogen fixation. Dordrecht: M.Nijhoff / W. Junk, 1984. p.125-133.
Biblioteca(s): Embrapa Soja.

AFZA, R.; HARDARSON, G.; ZAPATA, F.; DANSO, S. K. A. Effects of delayed soil and foliar N fertilization on yield and N2 fixation of soybean. Plant Soil, v. 97, p. 361-368, 1987.
Biblioteca(s): Embrapa Agrobiologia.

HARDARSON, G.; HEICHEL, G. H.; VANCE, C. P.; BARNES, D. K. Evaluation of alfalfa and Rhizobium meliloti for compatibility in nodulation and nodule effectiveness. Crop Sci., v.21, p.562-567, 1981.
Biblioteca(s): Embrapa Agrobiologia.

WADISIRISUK, P.; DANSO, S. K. A.; HARDARSON, G.; BOWEN, G. D. Influence of Bradyrhizobium japonicum location and movement on nodulation and nitrogen fixation in soybeans. Appl. Environ. Microbiol., v. 55, n. 7, p. 1711-1716, 1989.
Biblioteca(s): Embrapa Agrobiologia.

HARDARSON, G.; HEICHEL, G. H.; BARNES, D. K.; VANCE, C. P. Rhizobial strain preference of alfalfa populations selected from characteristics associated with N2 fixation. Crop Sci., v.22, n.1, p.55-58, 1982.
Biblioteca(s): Embrapa Agrobiologia.

REICHARDT, K.; HARDARSON, G.; ZAPATA, F.; KIRDA, C.; DANSO, S. K. A. Site variability effect on field measurement of symbiotic nitrogen fixation using the 15N isotope dilution method. Soil Biol. Biochem., v. 19, n. 4, p. 405-409, 1987.
Biblioteca(s): Embrapa Agrobiologia.

PENA CABRIALES, J. J.; GRAGEDA CABRERA, O. A.; KOLA, V.; HARDARSON, G. Time course of N2 fixation in common bean (Phaseolus vulgaris L.). Plant Soil, v. 152, n. 1, p. 115-121, 1993.
Biblioteca(s): Embrapa Agrobiologia.

HARDARSON, G.; BLISS, F. A.; CIGALES-RIVERO, M.R.; HENSON, R. A.; KIPE-NOLT, J.; LONGERI, L.; MANRIQUE, A.; PENA-CABRIALES, J.J.; PEREIRA, P. A. A.; SANABRIA, C. A.; TSAI, S. M. Genotypic variation in biological nitrogen fixation by common bean. Plant and Soil, v. 152, n. 1, p. 59-70, Mar. 1993.
Biblioteca(s): Embrapa Arroz e Feijão.

HARDARSON, G.; BLISS, F. A.; CIGALES RIVERO, M. R.; HENSON, R. A.; KIPE NOLT, J. A.; LONGERI, L.; MANRIQUE, A.; PENA CABRIALES, J. J.; PEREIRA, P. A. A.; SANABRIA.; TSAI, S. M. Genotypic variation in biological nitrogen fixation by common bean. Plant Soil, v. 152, n. 1, p. 59-70, 1993.
Biblioteca(s): Embrapa Agrobiologia.