Zobrazeno 1 - 10
of 13
pro vyhledávání: '"Luis Ignácio Prochnow"'
Autor:
Gerônimo Rodrigues Prado, Leandro Souza da Silva, Luis Ignácio Prochnow, Gustavo Griebeler, Elisandra Pocojeski, Vagner João Moro
Publikováno v:
Revista Brasileira de Ciência do Solo, Vol 35, Iss 3, Pp 907-916 (2011)
Algumas rochas utilizadas na produção de fertilizantes contêm impurezas de baixa solubilidade em água, destacando-se alguns fosfatos de Fe e Al, que poderiam ser aplicados em solos alagados, onde as reações de redução podem aumentar a solubil
Externí odkaz:
https://doaj.org/article/a1a164928af44f6c8817b0d09dd86fd4
Autor:
Silvino Guimarães Moreira, Luis Ignácio Prochnow, Jorge de Castro Kiehl, Ladislau Martin Neto, Volnei Pauletti
Publikováno v:
Revista Brasileira de Ciência do Solo, Vol 30, Iss 1, Pp 121-136 (2006)
O trabalho foi desenvolvido com os objetivos de testar, dentre vários extratores de micronutrientes do solo, qual é o mais adequado para avaliar a disponibilidade de Mn em solos sob sistema de semeadura direta (SSD); estudar, com auxílio da resson
Externí odkaz:
https://doaj.org/article/7757378098c648b49619e322669efbf4
Autor:
Silvino Guimarães Moreira, Jorge de Castro Kiehl, Luís Ignácio Prochnow, Volnei Pauletti, Ladislau Martin-Neto, Alvaro Vilela de Resende
Publikováno v:
Acta Scientiarum: Agronomy, Vol 42, Pp e42973-e42973 (2019)
The effect of tillage system (NT-no tillage; CT-conventional tillage; MT-minimum tillage; and NT/scarification, every three years) on soybean nutrient availability and yield was evaluated on Oxisol after 12 years of cultivation. Soil samples were col
Externí odkaz:
https://doaj.org/article/dbc68381b51641ed9c1a0ea6cabe6ee0
Autor:
Silvino Guimarães Moreira, Luís Ignácio Prochnow, Volnei Pauletti, Bruno Montoani Silva, Jorge de Castro Kiehl, Carine Gregório Machado Silva
Publikováno v:
Acta Scientiarum: Agronomy, Vol 39, Iss 1 (2017)
The effect of liming on the availability of micronutrients to soybean cultivated during different numbers of years under no tillage (NT) was investigated. The treatments consisted of the number of years under NT (three, six, and nine years) and five
Externí odkaz:
https://doaj.org/article/cac3dac33677429999e3d3124417df94
Publikováno v:
Scientia Agricola, Vol 68, Iss 3, Pp 376-385 (2011)
Soybean (Glycine max L. Merrill) crop started to be planted in the Brazilian Cerrado in the 1970's, and this region currently contributes with 57% of total soybean production in Brazil. Under natural conditions in this region, the soils present chemi
Externí odkaz:
https://doaj.org/article/4caadbe77d8341a09d14fa10309e9b66
Publikováno v:
Pesquisa Agropecuária Brasileira, Vol 43, Iss 5, Pp 623-631 (2008)
O objetivo deste trabalho foi avaliar a eficiência agronômica relativa de uma fonte de fósforo na cultura de soja [Glycine max (L.) Merrill.]. O superfosfato triplo foi a fonte-padrão, e o fosfato natural reativo Arad foi a fonte testada, ambos a
Externí odkaz:
https://doaj.org/article/6bda8c97b47a4231bf62664c4d13f535
Autor:
Eros Artur Bohac Francisco, Luís Ignácio Prochnow, Maria Cristina Motta de Toledo, Viviane Carillo Ferrari, Sérgio Luís de Jesus
Publikováno v:
Scientia Agricola, Vol 64, Iss 3, Pp 269-274 (2007)
Optimization in the use of phosphate rocks is important and the residues of fertilizer production in the form of crandallite may be suitable for agronomic use after calcination. With the objective of evaluating the effect of thermal treatment of the
Externí odkaz:
https://doaj.org/article/8454bac7791742eca5ce9908604ba232
Autor:
Luís Ignácio Prochnow, Jack Fernando Santos Quispe, Eros Artur Bohac Francisco, Graziela Braga
Publikováno v:
Scientia Agricola, Vol 63, Iss 4, Pp 333-340 (2006)
Phosphate fertilizers should match soil attributes to enhance agronomic effectiveness and recovery by plants. The purpose of this study was to test the agronomic effectiveness of P sources varying in water solubility on two soils differing widely in
Externí odkaz:
https://doaj.org/article/d4495509251345048940e3021351e67a
Autor:
Luís Ignácio Prochnow, Gustavo Marques Biasioli, Arnaldo Antonio Rodella, Sérgio Luís de Jesus, Célia Regina Montes, Luís Reynaldo Ferracciú Alleoni
Publikováno v:
Revista Brasileira de Ciência do Solo, Vol 30, Iss 3, Pp 467-474 (2006)
The concentration of orthophosphate ions released from Fe-K-P compounds (Fe3KH8(PO4)6 .6H2O and Fe3KH14(PO4)8 .4H2O) present in superphosphates increases with pH, which initially suggests that the agronomic effectiveness of P fertilizers containing h
Externí odkaz:
https://doaj.org/article/4273a2939564405cb86be89780c2fe78
Publikováno v:
Scientia Agricola, Vol 63, Iss 2, Pp 194-209 (2006)
Eutrophication has become a major threat to water quality in the U.S., Europe, and Australasia. In most cases, freshwater eutrophication is accelerated by increased inputs of phosphorus (P), of which agricultural runoff is now a major contributor, du
Externí odkaz:
https://doaj.org/article/3172b42aeb7540e3b2f062f719be81de