Acta Amazonica 51(2) - Summary
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| Issues: | 51-2 |
Agronomy and Forestry |
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| Title: |
Degree of seed desiccation sensitivity of the Amazonian palm Oenocarpus bacaba depends on the criterion for germination |
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| Authors: |
Lydiane Lucia de Sousa BASTOS, Geângelo Petene CALVI, Manuel de Jesus Vieira LIMA JÚNIOR, Isolde Dorothea Kossmann FERRAZ |
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| Keywords: |
Arecaceae, drying, recalcitrant seeds, seedling, stress |
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| DOI |
http://dx.doi.org/10.1590/1809-4392202001951 |
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| Issues: | 51-2 |
Agronomy and Forestry |
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| Title: |
Phenology and fruit set comparison of camu-camu (Myrciaria dubia) in a natural population and a plantation in the central Amazon, Brazil |
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| Authors: |
Grace Anne Coelho FERREIRA, Adrian Paul Ashton BARNETT, Cristiane KRUG |
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| Keywords: |
flowering, fruit yield, floodplain forest, terra firme, Myrtaceae |
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| DOI |
http://dx.doi.org/10.1590/1809-4392202000581 |
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| Issues: | 51-2 |
Agronomy and Forestry |
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| Title: |
Short-term effect of a crop-livestock-forestry system on soil, water and nutrient loss in the Cerrado-Amazon ecotone |
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| Authors: |
Cornélio Alberto ZOLIN, Eduardo da Silva MATOS, Ciro Augusto de Souza MAGALHÃES, Janaína PAULINO, Rattan LAL, Sílvio Tulio SPERA, Maurel BEHLING |
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| Keywords: |
water erosion, soil function, sustainability, integrated production systems |
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| DOI |
http://dx.doi.org/10.1590/1809-4392202000391 |
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| Issues: | 51-2 |
Animal and Fisheries Sciences |
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| Title: |
Reproductive cycle of the mangrove oyster, Crassostrea rhizophorae (Bivalvia: Ostreidae) cultured in a macrotidal high-salinity zone on the Amazon mangrove coast of Brazil |
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| Authors: |
Ícaro ANTONIO, Ana SOUSA, Tiago LENZ, Izabel FUNO, Rodolf LOPES, Marina FIGUEIREDO |
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| Keywords: |
reproduction; spawning; environmental factors; brackishwater aquaculture |
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| DOI |
http://dx.doi.org/10.1590/1809-4392202003582 |
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| Issues: | 51-2 |
Biodiversity and Conservation |
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| Title: |
Diversity of ectoparasites and endoparasites infecting Brachyplatystoma vaillantii (Siluriformes: Pimelodidae), a large migratory catfish from the Amazon |
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| Authors: |
Ivanildo Amanajás BRITO-JUNIOR, Marcos TAVARES-DIAS |
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| Keywords: |
fish, parasites, Laulao catfish, helminths, crustaceans, mites |
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| DOI |
http://dx.doi.org/10.1590/1809-4392201901321 |
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| Issues: | 51-2 |
Biodiversity and Conservation |
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| Title: |
Effect of environmental and spatial factors on small-sized fish assemblages in a tropical river |
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| Authors: |
Izaias Médice FERNANDES, Katiele de Jesus SACOMAN, José Paulo de FARIAS-NETO, Hugmar Pains da SILVA, Jhony VENDRUSCOLO, Luzia da Silva LOURENÇO |
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| Keywords: |
distance from headwaters, pH, longitudinal gradient, Amazonas basin |
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| DOI |
http://dx.doi.org/10.1590/1809-4392202002303 |
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| Issues: | 51-2 |
Biodiversity and Conservation |
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| Title: |
Molecular analysis reveals high diversity in the Hoplias malabaricus (Characiformes, Erythrinidae) species complex from different Amazonian localities |
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| Authors: |
Alex M. V. Ferreira, Leila Braga Ribeiro, Eliana Feldberg |
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| Keywords: |
trahira, DNA barcoding, karyotype, karyomorph |
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| DOI |
http://dx.doi.org/10.1590/1809-4392202001652 |
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| Issues: | 51-2 |
Biodiversity and Conservation |
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| Title: |
Using osteological measurements to estimate body length in Amazonian manatees |
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| Authors: |
Gisele de Castro Maciel VALDEVINO, Vera Maria Ferreira DA SILVA, Rodrigo de Souza AMARAL |
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| Keywords: |
Sirenia, morphometry, collections, osteological material |
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| DOI |
http://dx.doi.org/10.1590/1809-4392202004731 |
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| Issues: | 51-2 |
Biodiversity and Conservation |
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| Title: |
New record of Cepa apeca (Diptera, Syrphidae, Eristalinae, Merodontini) in the Andean-Amazonian region of Colombia and expansion of its geographic range |
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| Authors: |
Henry Mauricio PARADA-MARIN, Augusto L. MONTOYA, Yardany RAMOS-PASTRANA |
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| Keywords: |
Amazon foothills, flower flies, geographical records, Neotropical |
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| DOI |
http://dx.doi.org/10.1590/1809-4392202003841 |
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| Issues: | 51-2 |
Biodiversity and Conservation |
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| Title: |
Checklist of benthic algae from beaches and rocky outcrops on the northeast coast of Pará state, Brazilian Amazonia |
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| Authors: |
Alexandre de Gusmão PEDRINI, Gabriel Irene Pereira GUARINO, Felipe dos Santos Pereira DINIZ, José Eduardo MARTINELLI FILHO |
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| Keywords: |
Amazon shelf, Neotropical region, phycology, South America, coastal algae |
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| DOI |
http://dx.doi.org/10.1590/1809-4392202004431 |
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| Issues: | 51-2 |
Chemistry and Pharmacology |
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| Title: |
In vitro antimicrobial activity of methanolic extracts from cutaneous secretions of Amazonian amphibians against phytopathogens of agricultural interest |
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| Authors: |
Livia Deice RAASCH-FERNANDES, Solange Maria BONALDO, Domingos de Jesus RODRIGUES, Stela Regina FERRARINI, Ana Gabriela Araújo VERÇOSA, Daiane Lopes de OLIVEIRA |
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| Keywords: |
inhibition; conidia; Rhaebo guttatus; Rhinella marina |
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| DOI |
http://dx.doi.org/10.1590/1809-4392201904462 |
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| Issues: | 51-2 |
Materials Technology |
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| Title: |
Physico-mechanical properties of the wood of freijó, Cordia goeldiana (Boraginacea), produced in a multi-stratified agroforestry system in the southwestern Amazon |
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| Authors: |
Adriano Reis Prazeres MASCARENHAS, Marta Silvana Volpato SCCOTI, Rafael Rodolfo de MELO, Fernando Luíz de Oliveira CORRÊA, Emanuel Fernando Maia de SOUZA, Alexandre Santos PIMENTA |
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| Keywords: |
tropical wood, agroecosystems, chemical composition, mechanical properties, physical properties |
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| DOI |
http://dx.doi.org/10.1590/1809-4392202003001 |
