Results 51 to 60 of about 68,325 (152)

Citizens Turning Into Scientists: A Calling to Boost the Knowledge of the Public to Address the Environmental Crisis in the Brazilian Semiarid 从公众到科学家:助力提升公众知识以应对巴西半干旱地区环境危机

open access: yesIntegrative Conservation, Volume 4, Issue 4, Page 546-554, December 2025.
Desertification is increasing in the Brazilian Semiarid, leading to loss of species and ecosystem services, while precise data on biodiversity distribution and trends are lacking. Public engagement in scientific projects can improve ecosystem protection.
Lucas Rodriguez Forti   +3 more
wiley   +1 more source

Caracterização fenológica e produtiva da variedade de uva Superior Seedless cultivada no Vale do São Francisco [PDF]

open access: yesRevista Brasileira de Fruticultura, 2002
A variedade Superior Seedless, devido não somente às excelentes características morfológicas, mas também ao agradável sabor de seus frutos, tem se destacado nos últimos anos como a principal uva sem sementes cultivada no Vale do São Francisco.Este ...
LEILSON COSTA GRANGEIRO   +2 more
doaj   +1 more source

Seleção de genótipos de feijão-caupi tipo comercial Canapu no semiárido piauiense. [PDF]

open access: yes, 2013
O feijão-caupi ou feijão-de-corda (Vigna unguiculata L. Walp.) é a espécie de feijão de maior importância socioeconômica nas regiões Norte e Nordeste do Brasil. Na cultura, o tipo comercial de grão mais cultivado no semiárido piauiense é o Canapu.
BARROS, F. R.   +6 more
core   +1 more source

Distribuição e densidade do bivalve Tivela mactroides (Born, 1778) em região estuarina tropical do semiárido do nordeste brasileiro

open access: yesBiotemas, 2013
O presente estudo avaliou a distribuição (espacial e temporal) e a densidade do molusco Tivela mactroides em praias de uma região estuarina tropical do semiárido brasileiro e as suas relações com temperatura, salinidade, matéria orgânica e granulometria
Eudilena Laurindo Medeiros   +2 more
doaj   +1 more source

Nutritional status of watermelon fertirrigation with nitrogen and phosphorus rates

open access: yesSemina: Ciências Agrárias, 2014
The objective of this work was to evaluate the effect of N and P2O5 rates through irrigation water on the uptake of macro and micronutrients by watermelon crop.
Marcelo Sobreira de Souza   +4 more
doaj   +1 more source

Tecnologias sociais para enfrentamento às mudanças climáticas no semiárido: caracterização e contribuições [PDF]

open access: yes, 2013
A presente investigação tem como objetivo caracterizar as Tecnologias Sociais desenvolvidas no marco do modelo alternativo de desenvolvimento da Convivência com o Semiárido, apresentando as estratégias por elas adotadas para o enfrentamento das mudanças ...
Cardoso Ventura, Andréa   +2 more
core   +1 more source

State infrastructural power in a neopatrimonialist democratization context: Why Tunisian sustainable land management fails

open access: yesReview of Policy Research, Volume 41, Issue 6, Page 985-1016, November 2024.
Abstract Sustaining agricultural production in arid and semi‐arid regions is of paramount importance to food security, geo‐political independence, and social stability. In this context, it is vital to understand the effectiveness of policies. In this article, we aim to answer the question of what role the state and its policies play for soil protection
Andreas Thiel   +3 more
wiley   +1 more source

Similar climate–growth relationships but divergent drought resilience strategies in coexisting Mediterranean shrubs

open access: yesJournal of Ecology, Volume 112, Issue 8, Page 1804-1817, August 2024.
These results highlight the importance of drought as a driver of growth in Mediterranean scrublands. Growth resilience strategies differed between species with junipers being less resilient to drought than other coexisting shrubs. Further research should investigate how this difference in post‐drought resilience is related to functional traits ...
Elisa Tamudo   +5 more
wiley   +1 more source

Clinical responses to acute blood loss in goats

open access: yesSemina: Ciências Agrárias, 2018
The response to blood loss is directly related to the degree of hemorrhage, but for the caprine species some aspects still need to be investigated. Therefore, the present study aimed to assess the clinical and hemodynamic effects of acute blood loss in ...
Erick Paiva Argolo   +10 more
doaj   +1 more source

Combined genetic and genomic approaches to characterize a durable Hevea resistance to South American leaf blight : S01T07 [PDF]

open access: yes, 2013
The South American Leaf Blight (SALB), due to the Ascomycota Microcyclus ulei, threatens the world production of natural rubber, based on the cultivation of nearly only one species: the tropical tree Hevea brasiliensis.
Berger, Angélique   +9 more
core  

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