Consulta: (autoria:"CLARK, R. B.")
Registros recuperados: 43
Data/hora: 22/06/2024 09:17:49

CLARK, R. B. Nutrient solution growth of sorghum and corn in mineral nutrition studies. Journal of Plant Nutrition, v.5, p.1039-1057, 1982.
Biblioteca(s): Embrapa Agroindústria Tropical.

CLARK, R. B. Organic acids from leaves of several crop plants by gas chromatography. Crop Sci., v.9, p.341-343, 1969.
Biblioteca(s): Embrapa Agrobiologia.

CLARK, R. B. Organic acids of maize (Zea mays L.) as influenced by mineral deficiencies. Crop Sci., v.8, p.165-167, 1968.
Biblioteca(s): Embrapa Agrobiologia.

CLARK, R. B. Organic acids and mineral cations of corn plant parts with age. Commun. Soil Sci. Plant Anal., v.7, n.6, p.585-600, 1976.
Biblioteca(s): Embrapa Agrobiologia.

CLARK, R. B. Characterization of phosohaoose of intact maize roots Journal of Agricultural And Food Chemistry, v. 23, n. 3, p. 458-460, 1975.
Biblioteca(s): Embrapa Florestas.

CLARK, R. B. Mineral element concentrations in corn leaves by position on the plant and age. Commun. Soil Sci. Plant Anal., v.6, n.4, p.439-450, 1975.
Biblioteca(s): Embrapa Agrobiologia.

CLARK, R. B. Mineral element concentrations of corn plant parts with age. Commun. Soil Sci. Plant Anal., v.6, n.4, p.451-464, 1975.
Biblioteca(s): Embrapa Agrobiologia.

CLARK, R. B. Rapid method for determining aconitic acid and its adaptability for assaying aconitate in plant extracts. J. Agric. Food Chem., v.20, n.3, p.721-723, 1982.
Biblioteca(s): Embrapa Agrobiologia.

CLARK, R. B.; REINHARD, N. Effects of soil temperature on root and shoot growth traits and iron deficiency chlorosis in sorghum genotypes grown on a low iron calcareous soil. Plant Soil, v. 130, n. 1, p. 97-103, 1991.
Biblioteca(s): Embrapa Agrobiologia.

GALVEZ, L.; CLARK, R. B. Nitrate and ammonium uptake and solution pH changes for Al-tolerant and Al-sensitive sorghum (Sorghum bicolor) genotypes grown with and without aluminium. Plant Soil, v. 134, n. 1, p. 179-188, 1991.
Biblioteca(s): Embrapa Agrobiologia.

CLARK, R. B.; BROWN, J. C. Corn lines differ in mineral efficiency. Ohio Report, Wooster, v. 60, p. 83-86, 1975.
Biblioteca(s): Embrapa Trigo.

CLARK, R. B.; BROWN, J. C. Differential mineral uptake by maize inbreds. Commun. Soil Sci. Plant Anal., v.5, n.3, p.213-227, 1974.
Biblioteca(s): Embrapa Agrobiologia.

CLARK, R. B.; BROWN, J. C. Differential phosphorus uptake by phosphorus stressed corn inbreds. Crop Sci., v.14, p.505-508, 1974.
Biblioteca(s): Embrapa Agrobiologia.

BROWN, J. C.; CLARK, R. B. Differential response of two maize inbreds to molybdenum stress. Soil Sci. Soc. Am. Proc., v.38, p.331-333, 1974.
Biblioteca(s): Embrapa Agrobiologia.

PIERSON, E. E.; CLARK, R. B. Chelating agent differences in ferrous iron determinations. Journal of Plant Nutrition, v.7, n.1/5, p.91-106, 1984.
Biblioteca(s): Embrapa Pantanal.

PIERSON, E. E.; CLARK, R. B. Ferrous iron determination in plant tissue. Journal of Plant Nutrition, v.7, n.1/5, p.107-116, 1984.
Biblioteca(s): Embrapa Pantanal.

CLARK, R. B.; DUNCAN, R. R. Selection of plants to tolerate soil salinity, acidity and mineral deficincies. In: INTERNATIONAL CROP SCIENCE CONGRESS, 1., 1992, Ames. Proceedings... Madison: Crop Science Society of America, 1993. cap. 78, p. 371-379.
Biblioteca(s): Embrapa Semiárido.

MGEMA, W. G.; CLARK, R. B. Screening sorghum for tolerance to excess manganese in solution culture. Plant and Soil, Dordrecht, v. 155, p. 493-496, 1993.
Biblioteca(s): Embrapa Agrobiologia.

CLARK, R. B.; TIFFIN, L. O.; BROWN, J. C. Organic acids and iron translocation in maize genotypes. Plant Physiol., v.52, p.147-150, 1973.
Biblioteca(s): Embrapa Agrobiologia.

MEDEIROS, C. A. B.; CLARK, R. B.; ELLIS, J. R. Effects of excess manganese on mineral uptake in mycorrhizal sorghum. Journal of Plant Nutrition, v. 17, n. 12, p. 2203-2219, 1994.
Biblioteca(s): Embrapa Agrobiologia.

MAGNAVACA, R.; GARDNER, C. O.; CLARK, R. B. Inheritance of aluminum tolerance in maize. In: INTERNATIONAL SYMPOSIUM ON GENETIC ASPECTS OF PLANT MINERAL NUTRITION, 2., 1985, Madison. Proceedings. Dordrecht: Martinus Nifhoff, 1987. p. 201-212.
URL: https://ainfo.cnptia.embrapa.br/digital/bitstream/item/47190/1/Inheritance-aluminum.pdf
Biblioteca(s): Embrapa Milho e Sorgo.

FAGERIA, N. K.; BALIGAR, V. C.; CLARK, R. B. Physiology of crop production. New York: Food Products Press, 2006. 345 p.
Biblioteca(s): Embrapa Agropecuária Oeste; Embrapa Arroz e Feijão; Embrapa Meio-Norte; Embrapa Pecuária Sudeste; Embrapa Semiárido; Embrapa Trigo.

MAGNAVACA, R.; GARDNER, C. D.; CLARK, R. B. Evaluation of inbred maize lines for aluminum tolerance in nutrient solution. In: INTERNATIONAL SYMPOSIUM ON GENETIC ASPECTS OF PLANT MINERAL NUTRITION, 2., 1985, Madison. Proceedings. Dordrecht: Martinus Nifhoff, 1987. p. 255-265.
URL: https://ainfo.cnptia.embrapa.br/digital/bitstream/item/47186/1/Evaluation-inbred.pdf
Biblioteca(s): Embrapa Milho e Sorgo.

MAGNAVACA, R.; GARDNER, C. D.; CLARK, R. B. Comparisons of maize populations for aluminum tolerance in nutrient solutions. In: INTERNATIONAL SYMPOSIUM ON GENETIC ASPECTS OF PLANT MINERAL NUTRITION, 2., 1985, Madison. Proceedings. Dordrecht: Martinus Nifhoff, 1987. p. 189-199.
URL: https://ainfo.cnptia.embrapa.br/digital/bitstream/item/47188/1/Comparisons-maize.pdf
Biblioteca(s): Embrapa Milho e Sorgo.

MEDEIROS, C. A. B.; CLARK, R. B.; ELLIS, J. R. Growth and nutrient uptake of sorghum cultivated with vesicular-arbuscular mycorrhiza isolates at varying pH. Mycorrhiza, v.4, p.185-191, 1994.
Biblioteca(s): Embrapa Agrobiologia.

FAGERIA, N. K.; BALIGAR, V. C.; CLARK, R. B. Micronutrients in crop production. Advances in Agronomy, v. 77, p. 185-268, 2002.
Biblioteca(s): Embrapa Arroz e Feijão.

MARANVILLE, J. W.; CLARK, R. B.; ROSS, W. M. Nitrogen efficiency in grain sorghum. J. Plant Nutr., v.2, n.5, p.577-589, 1980.
Biblioteca(s): Embrapa Agrobiologia.

BERNARDO, L. M.; CLARK, R. B.; MARANVILLE, J. W. Nitrate/ammonium ratio effects on nutrient solution pH, dry matter yield, and nitrogen uptake of sorghum. J. Plant Nutr., v.7, n.10, p.1389-1400, 1945.
Biblioteca(s): Embrapa Agrobiologia.

GRUNDON, N. J.; EDWARDS, D. G.; TAKKAR, P. N.; ASHER, C. J.; CLARK, R. B. Nutritional disorders of grain sorghum. Canberra: ACIAR, 1987. 99 p. (ACIAR MONOGRAPH, 2).
Biblioteca(s): Embrapa Meio-Norte; Embrapa Milho e Sorgo.

FURLANI, A. M. C.; CLARK, R. B.; MARANVILLE, J. W.; ROSS, W. M. Organic and inorganic sources of phosphorus on growth and phosphorus uptake in sorghum genotypes. J. Plant Nutr., v.10, n.2, p.163-186, 1987.
Biblioteca(s): Embrapa Agrobiologia.

RAJU, P. S.; CLARK, R. B.; ELLIS, J. R.; MARANVILLE, J. W. Effects of species of VA-mycorrhizal fungi on growth and mineral uptake of sorghum at different temperatures. Plant Soil, v. 121, n. 2, p. 165-170, 1990.
Biblioteca(s): Embrapa Agrobiologia.

RITCHEY, K. D.; FELDHAKE, C. M.; CLARK, R. B.; SOUSA, D. M. G. de. Improved water and nutrient uptake from subsurface layers of gypsum-amended soils. In: KARLEN, D.L.; WRIGHT, R.J.; KEMPER, W.O., ed. Agriculture utilization of urban and industrial by-products. Madison: ASA / CSSA / SSSA, 1995. p.157-181. Proceedings of a Symposium sponsored by Division S-6 and S-7 of the Soil Science Society of America and A-5 of the American Society of Agronomy in Cincinnati, Ohio, 7-12 Nov. 1993.
Biblioteca(s): Embrapa Cerrados.

PITTA, G. V. E.; BALIGAR, V. C.; CLARK, R. B.; RITCHIE, K. D.; VASCONCELLOS, C. A. Interação do potássio e do alumínio na absorção e balanço de nutrientes em dois cultivares de sorgo. In: REUNIÃO BRASILEIRA DE FERTILIDADE DO SOLO E NUTRIÇÃO DE PLANTAS, 22., 1996, Manaus. Resumos expandidos... Manaus: UA/FCA/EMBRAPA/INPA, 1996. p. 280-281.
URL: https://ainfo.cnptia.embrapa.br/digital/bitstream/item/43333/1/Interacao-potassio.pdf
Biblioteca(s): Embrapa Milho e Sorgo.

PITTA, G. V. E.; BALIGAR, V. C.; CLARK, R. B.; RITCHIE, K. D. Interaction of potassium and aluminium on uptake and nutrient balance of two sorghum genotypes. In: INTERNATIONAL SYMPOSIUM ON PLANT-SOIL INTERACTIONS AT LOW pH, 4., 1996, Belo Horizonte. Abstracts/Programs. Sete Lagoas: EMBRAPA-CNPMS, 1996. p.104.
Biblioteca(s): Embrapa Cerrados.

RAJU, P. S.; CLARK, R. B.; ELLIS, J. R.; MARANVILLE, J. W. Mineral uptake and growth of sorghum colonized with VA micorrhiza... Journal of Plant Nutrition, v.13, n.7, p.843-860, 1990.
Biblioteca(s): Embrapa Florestas.

RAJU, P. S.; CLARK, R. B.; ELLIS, J. R.; MARANVILLE, J. W. Mineral uptake and growth of sorghum colonized with VA mycorrhiza at varied soil phosphorus levels. J. Plant Nutr., v. 13, n. 7, p. 843-859, 1990.
Biblioteca(s): Embrapa Agrobiologia.

FURLANI, A. M. C.; CLARK, R. B.; MARANVILLE, J. W.; ROSS, W. M. Root phosphatase activity of sorghum genotypes grown with organic and inorganic sources of Phosphorus. Journal of Plant Nutrition, v.7, n.11, p.1583-1595, 1984.
Biblioteca(s): Embrapa Agrobiologia; Embrapa Tabuleiros Costeiros.

FURLANI, A. M. C.; CLARK, R. B.; MARANVILLE, J. W.; ROSS, W. M. Sorghum genotype differences in phosphorus uptake rate and distribution in plant parts. J. Plant Nutr., v.7, n.7, p.1113-1126, 1984.
Biblioteca(s): Embrapa Agrobiologia.

RAJU, P. S.; CLARK, R. B.; ELLIS, J. R.; MARANVILLE, J. W. Vesicular-arbuscular mycorrhizal infection effects on sorghum growth, phosphorus efficiency, and mineral element uptake. J. Plant Nutr., v.10, n.9, p.1331-1339, 1987.
Biblioteca(s): Embrapa Agrobiologia.

PITTA, G. V. E.; BALIGAR, V. C.; CLARK, R. B.; RITCHIE, K. D.; ALVES, V. M. C.; VASCONCELLOS, C. A. Avaliação do pH da rizosfera em dois genótipos de sorgo, em três saturações de alumínio e três níveis de potássio. In: REUNIAO BRASILEIRA DE FERTILIDADE DO SOLO E NUTRICAO DE PLANTAS, 24.; REUNIAO BRASILEIRA SOBRE MICORRIZAS, 8.; SIMPOSIO BRASILEIRO DE MICROBIOLOGIA DO SOLO, 6.; REUNIAO BRASILEIRA DE BIOLOGIA DO SOLO, 3., 2000, Santa Maria, RS. Biodinâmica do solo: guia do congressista. [Viçosa, MG]: Sociedade Brasileira de Ciência do Solo; [São Paulo]: Sociedade Brasileira de Microbiologia; Santa Maria, RS: Universidade Federal de Santa Maria, Departamento de Solos, 2000. Fertbio 2000. p. 57.
URL: https://ainfo.cnptia.embrapa.br/digital/bitstream/item/45137/1/Avaliacao-pH.pdf
Biblioteca(s): Embrapa Milho e Sorgo.

PITTA, G. V. E.; BALIGAR, V. C.; CLARK, R. B.; ALVES, V. M. C.; VASCONCELLOS, C. A. Evaluation of the rhizosphere pH of two sorghum genotypes in presence of three aluminium saturations and three potassium levels in soil. In: HORST, W.J.; SCHENK, M.K.; BURKERT, A.; CLAASSEN, N.; FLESSA, H.; FROMMER, W.B.; GOLDBACH, H.; OLFS, H.-W.; ROMHELD, V.; SATTELMACHER, B.; SCHMIDHALTER, U.; SCHUBERT, S.; WIREN, N.V.; WITTENMAYER, L. (Ed.). Plant nutrition: food security and sustainability of agro-ecosystems through basic and applied research. Dordrecht: Kluwer Academic Publishers, 2001. p. 594-595.
Biblioteca(s): Embrapa Milho e Sorgo.

BALIGAR, V. C.; PITTA, G. V. E.; GAMA, E. E. G.; SCHAFFERT, R. E.; BAHIA FILHO, A. F. de C.; CLARK, R. B. Soil acidity effects on nutrient use efficiency in exotic maize genotypes. In: INTERNATIONAL SYMPOSIUM ON PLANT SOIL INTERACTIONS AT LOW pH, 4., 1996, Belo Horizonte. Abstracts... Sete Lagoas: EMBRAPA-CNPMS, 1996. p. 57.
URL: https://ainfo.cnptia.embrapa.br/digital/bitstream/item/43650/1/Soil-acidity.pdf
Biblioteca(s): Embrapa Milho e Sorgo.

BALIGAR, V. C.; PITTA, G. V. E.; GAMA, E. E. G.; SCHAFFERT, R. E.; BAHIA FILHO, A. F. de C.; CLARK, R. B. Soil acidity effects on nutrient use efficiency in exotic maize genotypes. Plant and Soil, The Hague, v. 192, p. 9-13, 1997.
Biblioteca(s): Embrapa Milho e Sorgo.