Variations in chemical and physical properties of Amazon forest soils in relation to their genesis

Autor: C. A. Quesada, J. Lloyd, M. Schwarz, S. Patiño, T. R. Baker, C. Czimczik, N. M. Fyllas, L. Martinelli, G. B. Nardoto, J. Schmerler, A. J. B. Santos, M. G. Hodnett, R. Herrera, F. J. Luizão, A. Arneth, G. Lloyd, N. Dezzeo, I. Hilke, I. Kuhlmann, M. Raessler, W. A. Brand, H. Geilmann, J. O. Moraes Filho, F. P. Carvalho, R. N. Araujo Filho, J. E. Chaves, O. F. Cruz Junior, T. P. Pimentel, R. Paiva

Publikováno v: Biogeosciences, Vol 7, Iss 5, Pp 1515-1541 (2010)

Soil samples were collected in six South American countries in a total of 71 different 1 ha forest plots across the Amazon Basin as part of the RAINFOR project. They were analysed for total and exchangeable cations, C, N, pH with various P fractions

Externí odkaz: https://doaj.org/article/bca06ec3291a4d90a6b63ffdaae6a20d

Variable Rate Nitrogen Fertilisation of Winter Wheat Based on a Crop Density Sensor

Autor: J. Schmerler, D. Ehlert, U. Voelker

Publikováno v: Precision Agriculture. 5:263-273

Site-specific nitrogen fertilisation is important in precision agriculture. Based on positive results from a mechanical sensor (pendulum-meter) for the indirect measurement of existing plant mass in cereals, late nitrogen fertilisation in a farm scal

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ea369f9997dbe05f7a3ba90c85b0346a
https://doi.org/10.1023/b:prag.0000032765.29172.ec

Variations in chemical and physical properties of Amazon forest soils in relation to their genesis

Autor: Iris Kuhlmann, R. N. Araujo Filho, S. Patiño, Carlos A. Quesada, Martin G. Hodnett, Rafael Herrera, O. F. Cruz Junior, Jon Lloyd, Michael Raessler, Michael P. Schwarz, Flávio J. Luizão, J. O. Moraes Filho, A. J. B. Santos, Gabriela Bielefeld Nardoto, Heike Geilmann, Almut Arneth, Timothy R. Baker, N. Dezzeo, Ines Hilke, G. Lloyd, J. E. Chaves, Nikolaos M. Fyllas, R. Paiva, Fabio Carvalho, Tania P. Pimentel, Willi A. Brand, Claudia I. Czimczik, J. Schmerler, Luiz Antonio Martinelli

Publikováno v: Quesada, C. A; Lloyd, J.; Schwarz, M.; Patiño, S.; Baker, T. R; Czimczik, C.; et al.(2010). Variations in chemical and physical properties of Amazon forest soils in relation to their genesis. Biogeosciences, 7(5), 1515-1541. doi: 10.5194/bg-7-1515-2010. UC Irvine: Department of Earth System Science, UCI. Retrieved from: http://www.escholarship.org/uc/item/2wk93790
Repositório Institucional do INPA
Instituto Nacional de Pesquisas da Amazônia (INPA)
instacron:INPA
Biogeosciences
Biogeosciences, Vol 7, Iss 5, Pp 1515-1541 (2010)

Soil samples were collected in six South American countries in a total of 71 different 1 ha forest plots across the Amazon Basin as part of the RAINFOR project. They were analysed for total and exchangeable cations, C, N, pH with various P fractions

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ca0cbf4ff8f980ef88bcf8e5d2c95ad1
http://www.escholarship.org/uc/item/2wk93790

Branch xylem density variations across the Amazon Basin

Autor: Claudia I. Czimczik, Timothy R. Baker, Yadvinder Malhi, E. Leal, Christopher Baraloto, J. Schmerler, Abel Monteagudo, Jon Lloyd, Alejandra Aguilar, Jérôme Chave, E. J. Hoyos, Carlos A. Quesada, Armando Torres-Lezama, Oliver L. Phillips, Michael P. Schwarz, P. Vitzthum, A. J. B. Santos, E. M. Jimenez, Rodolfo Vásquez-Martínez, Esteban Álvarez, Rafael Herrera, A. C. L. Costa, L. Arroyo, P. Núñez-Vargas, Rafael de Paiva Salomão, nadia Silva, J. Gallo, Sandra Patiño, Nigel C. A. Pitman, Adriana Prieto, Damien Bonal, Lina M. Mercado, Carolina Sarmiento, S. Soares deAlmeida, R. Paiva, B. Villanueva, J. D. Turriago, W. Palomino, Ima Célia Guimarães Vieira, Patrick Meir, Niro Higuchi, Agustín Rudas, Marcos Silveira, D. Neil, Alfredo Sota, Viviana Horna, Timothy J. Killeen, Julie Peacock, A. Pena-Cruz, S. N. Panfil, N. Priante Filho, Flávio J. Luizão, M. C. Peñuela

Publikováno v: Biogeosciences
Biogeosciences, European Geosciences Union, 2009, 6 (4), pp.545-568
Biogeosciences, Vol 6, Iss 4, Pp 545-568 (2009)
Patino, S, Lloyd, J, Paiva, R, Baker, T R, Quesada, C A, Mercado, L M, Schmerler, J, Schwarz, M, Santos, A J B, Aguilar, A, Czimczik, C I, Gallo, J, Horna, V, Hoyos, E J, Jimenez, E M, Palomino, W, Peacock, J, Pena-Cruz, A, Sarmiento, C, Sota, A, Turriago, J D, Villanueva, B, Vitzthum, P, Alvarez, E, Arroyo, L, Baraloto, C, Bonal, D, Chave, J, Costa, A C L, Herrera, R, Higuchi, N, Killeen, T, Leal, E, Luizao, F, Meir, P, Monteagudo, A, Neil, D, Nunez-Vargas, P, Penuela, M C, Pitman, N, Priante Filho, N, Prieto, A, Panfil, S N, Rudas, A, Salomao, R, Silva, N, Silveira, M, deAlmeida, S S, Torres-Lezama, A, Vasquez-Martinez, R, Vieira, I, Malhi, Y & Phillips, O L 2009, ' Branch xylem density variations across the Amazon Basin ', Biogeosciences, vol. 6, no. 4, pp. 545-568 . https://doi.org/10.5194/bg-6-545-2009
Biogeosciences, ISSN 1726-4170, 2009, Vol. 6, No. 4
Patiño, S.; Lloyd, J.; Paiva, R.; Baker, T. R; Quesada, C. A; Mercado, L. M; et al.(2009). Branch xylem density variations across the Amazon Basin. Biogeosciences, 6(4), 545-568. doi: 10.5194/bg-6-545-2009. UC Irvine: Department of Earth System Science, UCI. Retrieved from: http://www.escholarship.org/uc/item/81h2v1g5
Biogeosciences 4 (6), 545-568. (2009)
Archivo Digital UPM
Universidad Politécnica de Madrid
ResearcherID
Scopus-Elsevier

Xylem density is a physical property of wood that varies between individuals, species and environments. It reflects the physiological strategies of trees that lead to growth, survival and reproduction. Measurements of branch xylem density, ρx, were

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1f40770d2bafbf1e19231abd9e1da3c6
https://hal.archives-ouvertes.fr/hal-01032137

Variable Rate Nitrogen Fertilisation of Winter Wheat Based on a Crop Density Sensor.

Autor: D. Ehlert, J. Schmerler, U. Voelker

Publikováno v: Precision Agriculture; Jun2004, Vol. 5 Issue 3, p263-273, 11p