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Registro Completo |
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Biblioteca(s): |
Embrapa Clima Temperado; Embrapa Uva e Vinho. |
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Data corrente: |
03/12/2021 |
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Data da última atualização: |
14/07/2022 |
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Tipo da produção científica: |
Artigo em Periódico Indexado |
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Autoria: |
TASSINARI, A.; SILVA, L. O. S. da; DRRESCHER, G. L.; OLIVEIRA, R. A. de; BALDI, E.; MELO, G. W. B. de; ZALAMENA, J.; MAYER, N. A.; GIACOMINI, S. J.; CARRANCA, C. L. de A. F.; FERREIRA, P. A. A.; PAULA, B. V. de; LOSS, A.; TOSELLI, M.; BRUNETTO, G. |
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Afiliação: |
ADRIELE TASSINARI, Federal University of Santa Maria; LINCON OLIVEIRA STEFANELLO DA SILVA, Federal University of Santa Maria; GERSON LAERSON DRESCHER, University of Arkansas; RODOLFO ASSIS DE OLIVEIRA, Federal University of Santa Catarina; ELENA BALDI, University of Bologna; GEORGE WELLINGTON BASTOS DE MELO, CNPUV; JOVANI ZALAMENA, Federal Institute of Education, Science and Technology of Rio Grande do Sul; NEWTON ALEX MAYER, CPACT; SANDRO JOSÉ GIACOMINI, Federal University of Santa Maria; CORINA LUISA DE ABREU FERNANDES CARRANCA, National Institute of Agricultural and Veterinary Research; PAULO ADEMAR AVELAR FERREIRA, Federal University of Santa Maria; BETANIA VAHL DE PAULA, Federal University of Santa Maria; ARCÂNGELO LOSS, Federal University of Santa Catarina; MORENO TOSELLI, University of Bologna; GUSTAVO BRUNETTO, Federal University of Santa Maria. |
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Título: |
Contribution of cover crop residue Decomposition to peach tree nitrogen nutrition. |
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Ano de publicação: |
2021 |
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Fonte/Imprenta: |
Journal of Soil Science and Plant Nutrition, v. 21, p. 2124-2136, 2021. |
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DOI: |
https://doi.org/10.1007/s42729-021-00508-x |
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Idioma: |
Inglês |
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Conteúdo: |
Cover crop nitrogen (N) cycling has an important role in agricultural production and contributes to peach [Prunus persica (L.) Batsch] N nutrition. This study evaluated black oat (Avena strigosa Schreb) and ryegrass (Lolium multiflorum L.) residue decomposition dynamics, N recovery from cover crop residues, and N compartmentalization in peach tree organs. A 2-year field trial was developed with labeled (3.6?4.0 atom% 15N excess) cover crop shoot biomass application in a 5-year-old peach orchard. The region?s climate is warm temperate (Cfb), and the soil is classified as a Typic Hapludalf. Litter bags with unlabeled shoot residues were also deposited in the orchard to assess biomass, carbon (C), N, lignin, cellulose, and non-structural biomass decomposition dynamics. After 13 months, the leaves, trunk, and roots showed the greatest proportion of N derived from residues (Ndfr) (35.4, 25.1, and 22.4%, respectively) while the greatest concentrations of 15N and Ndfr occurred in roots <2 mm (0.0376 and 0.94%, respectively). The N derived from cover crop shoots in the second production cycle was similar among tree organs. Ryegrass residues presented the highest decomposition constant (k) values for dry matter, total organic carbon (TOC), cellulose, and lignin. Hence, black oat residues presented a higher half-life (t½) for dry matter, TOC, total N, cellulose, and lignin. The N derived from black oat and ryegrass residues in mature trees was expressively low (<1%) and similar between species. Within organs, the highest Ndfr occurred in peach leaves during the flowering stage, when the greatest residue decomposition rate also occurred. Soil N and plant internal N reserves are the major N sources for newly formed organs, but greater contributions to tree N nutrition may occur with long-term cover crop residue deposition and different plant species. MenosCover crop nitrogen (N) cycling has an important role in agricultural production and contributes to peach [Prunus persica (L.) Batsch] N nutrition. This study evaluated black oat (Avena strigosa Schreb) and ryegrass (Lolium multiflorum L.) residue decomposition dynamics, N recovery from cover crop residues, and N compartmentalization in peach tree organs. A 2-year field trial was developed with labeled (3.6?4.0 atom% 15N excess) cover crop shoot biomass application in a 5-year-old peach orchard. The region?s climate is warm temperate (Cfb), and the soil is classified as a Typic Hapludalf. Litter bags with unlabeled shoot residues were also deposited in the orchard to assess biomass, carbon (C), N, lignin, cellulose, and non-structural biomass decomposition dynamics. After 13 months, the leaves, trunk, and roots showed the greatest proportion of N derived from residues (Ndfr) (35.4, 25.1, and 22.4%, respectively) while the greatest concentrations of 15N and Ndfr occurred in roots <2 mm (0.0376 and 0.94%, respectively). The N derived from cover crop shoots in the second production cycle was similar among tree organs. Ryegrass residues presented the highest decomposition constant (k) values for dry matter, total organic carbon (TOC), cellulose, and lignin. Hence, black oat residues presented a higher half-life (t½) for dry matter, TOC, total N, cellulose, and lignin. The N derived from black oat and ryegrass residues in mature trees was expressively low (<1%) and similar betwee... Mostrar Tudo |
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Palavras-Chave: |
15N recovery; Ncycling; Prunus persica L Batsch. |
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Thesagro: |
Avena Strigosa; Lolium Multiflorum; Nitrogênio; Pêssego. |
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Categoria do assunto: |
--
F Plantas e Produtos de Origem Vegetal |
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URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/doc/1144663/1/Tassinari2021-P2124-2136.pdf
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Marc: |
LEADER 02996naa a2200385 a 4500
001 2144663
005 2022-07-14
008 2021 bl uuuu u00u1 u #d
024 7 $ahttps://doi.org/10.1007/s42729-021-00508-x$2DOI
100 1 $aTASSINARI, A.
245 $aContribution of cover crop residue Decomposition to peach tree nitrogen nutrition.$h[electronic resource]
260 $c2021
520 $aCover crop nitrogen (N) cycling has an important role in agricultural production and contributes to peach [Prunus persica (L.) Batsch] N nutrition. This study evaluated black oat (Avena strigosa Schreb) and ryegrass (Lolium multiflorum L.) residue decomposition dynamics, N recovery from cover crop residues, and N compartmentalization in peach tree organs. A 2-year field trial was developed with labeled (3.6?4.0 atom% 15N excess) cover crop shoot biomass application in a 5-year-old peach orchard. The region?s climate is warm temperate (Cfb), and the soil is classified as a Typic Hapludalf. Litter bags with unlabeled shoot residues were also deposited in the orchard to assess biomass, carbon (C), N, lignin, cellulose, and non-structural biomass decomposition dynamics. After 13 months, the leaves, trunk, and roots showed the greatest proportion of N derived from residues (Ndfr) (35.4, 25.1, and 22.4%, respectively) while the greatest concentrations of 15N and Ndfr occurred in roots <2 mm (0.0376 and 0.94%, respectively). The N derived from cover crop shoots in the second production cycle was similar among tree organs. Ryegrass residues presented the highest decomposition constant (k) values for dry matter, total organic carbon (TOC), cellulose, and lignin. Hence, black oat residues presented a higher half-life (t½) for dry matter, TOC, total N, cellulose, and lignin. The N derived from black oat and ryegrass residues in mature trees was expressively low (<1%) and similar between species. Within organs, the highest Ndfr occurred in peach leaves during the flowering stage, when the greatest residue decomposition rate also occurred. Soil N and plant internal N reserves are the major N sources for newly formed organs, but greater contributions to tree N nutrition may occur with long-term cover crop residue deposition and different plant species.
650 $aAvena Strigosa
650 $aLolium Multiflorum
650 $aNitrogênio
650 $aPêssego
653 $a15N recovery
653 $aNcycling
653 $aPrunus persica L Batsch
700 1 $aSILVA, L. O. S. da
700 1 $aDRRESCHER, G. L.
700 1 $aOLIVEIRA, R. A. de
700 1 $aBALDI, E.
700 1 $aMELO, G. W. B. de
700 1 $aZALAMENA, J.
700 1 $aMAYER, N. A.
700 1 $aGIACOMINI, S. J.
700 1 $aCARRANCA, C. L. de A. F.
700 1 $aFERREIRA, P. A. A.
700 1 $aPAULA, B. V. de
700 1 $aLOSS, A.
700 1 $aTOSELLI, M.
700 1 $aBRUNETTO, G.
773 $tJournal of Soil Science and Plant Nutrition$gv. 21, p. 2124-2136, 2021.
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Registro original: |
Embrapa Uva e Vinho (CNPUV) |
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Registro Completo
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Biblioteca(s): |
Embrapa Florestas. |
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Data corrente: |
29/09/2021 |
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Data da última atualização: |
29/09/2021 |
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Tipo da produção científica: |
Artigo em Anais de Congresso |
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Autoria: |
PACHECO, A. R.; REIS, C. A. F.; SANTOS, A. M.; RODRIGUES, G. S.; BUSCHINELLI, C. C. de A. |
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Afiliação: |
ABILIO RODRIGUES PACHECO, CNPF; CRISTIANE APARECIDA FIORAVANTE REIS, CNPF; ALISSON MOURA SANTOS, CNPF; GERALDO STACHETTI RODRIGUES, CNPMA; CLAUDIO CESAR DE A BUSCHINELLI, CNPMA. |
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Título: |
"Innovability" in Brazilian agribusiness. |
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Ano de publicação: |
2021 |
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Fonte/Imprenta: |
In: WORLD CONGRESS ON INTEGRATED CROP-LIVESTOCK-FORESTRY SYSTEMS: 100% DIGITAL, 2., 2021. WCCLF 2021 proceedings. Campo Grande, MS: Embrapa Gado de Corte, 2021. p. 1003-1029. |
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Idioma: |
Inglês |
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Conteúdo: |
The implementation of the crop-livestock-forest (ILPF) integration system at Fazenda Boa Vereda arose from the motivation to combine innovation and sustainability, which gave rise to the neologism ?innovability?. Until then, the farm had beef cattle ranching as its main activity, but it had low economic profitability, in addition to large extensions of areas with degraded pastures. Thus, support was requested to the Brazilian Agricultural Research Corporation (Embrapa) looking for an alternative form of innovability to change this scenario, that is, the ILPF system. The implementation of the ILPF system was carried out in stages on the farm, and various configurations of the system were evaluated, as a way to obtain greater synergy among the components and achieve improvements, especially in terms of economic and environmental aspects. Because of the success obtained with the ILPF system at Fazenda Boa Vereda, it became a Technological Reference Unit (URT) of Embrapa. In this context, in partnership with different institutions, efforts were made to carry out numerous Research, Development and Innovation (RD&I) and Technology Transfer (TT) actions, favoring the dissemination of ILPF systems in Brazil and in several countries. Over 12 years, 79 technical-scientific publications and 153 TT actions were computed, which has contributed to the expansion of the adoption of the ILPF system in several Brazilian farms. |
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Palavras-Chave: |
Agrosilvopastoral system; Income diversification; Pesquisa e inovação; Research and innovation; Sistema agrossilvipastoril. |
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Thesagro: |
Transferência de Tecnologia. |
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Thesaurus NAL: |
Technology transfer. |
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Categoria do assunto: |
A Sistemas de Cultivo |
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URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/226476/1/CrisReis-proceedings-wcclf2021-12.pdf
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Marc: |
LEADER 02297nam a2200241 a 4500
001 2134873
005 2021-09-29
008 2021 bl uuuu u00u1 u #d
100 1 $aPACHECO, A. R.
245 $a"Innovability" in Brazilian agribusiness.$h[electronic resource]
260 $aIn: WORLD CONGRESS ON INTEGRATED CROP-LIVESTOCK-FORESTRY SYSTEMS: 100% DIGITAL, 2., 2021. WCCLF 2021 proceedings. Campo Grande, MS: Embrapa Gado de Corte, 2021. p. 1003-1029.$c1029
520 $aThe implementation of the crop-livestock-forest (ILPF) integration system at Fazenda Boa Vereda arose from the motivation to combine innovation and sustainability, which gave rise to the neologism ?innovability?. Until then, the farm had beef cattle ranching as its main activity, but it had low economic profitability, in addition to large extensions of areas with degraded pastures. Thus, support was requested to the Brazilian Agricultural Research Corporation (Embrapa) looking for an alternative form of innovability to change this scenario, that is, the ILPF system. The implementation of the ILPF system was carried out in stages on the farm, and various configurations of the system were evaluated, as a way to obtain greater synergy among the components and achieve improvements, especially in terms of economic and environmental aspects. Because of the success obtained with the ILPF system at Fazenda Boa Vereda, it became a Technological Reference Unit (URT) of Embrapa. In this context, in partnership with different institutions, efforts were made to carry out numerous Research, Development and Innovation (RD&I) and Technology Transfer (TT) actions, favoring the dissemination of ILPF systems in Brazil and in several countries. Over 12 years, 79 technical-scientific publications and 153 TT actions were computed, which has contributed to the expansion of the adoption of the ILPF system in several Brazilian farms.
650 $aTechnology transfer
650 $aTransferência de Tecnologia
653 $aAgrosilvopastoral system
653 $aIncome diversification
653 $aPesquisa e inovação
653 $aResearch and innovation
653 $aSistema agrossilvipastoril
700 1 $aREIS, C. A. F.
700 1 $aSANTOS, A. M.
700 1 $aRODRIGUES, G. S.
700 1 $aBUSCHINELLI, C. C. de A.
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Registro original: |
Embrapa Florestas (CNPF) |
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