Results 51 to 60 of about 30,441 (187)

Vulnerabilidade do aquífero livre em leques aluviais do sul de Santa Catarina sob arroz irrigado [PDF]

open access: yes, 2015
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro de Filosofia e Ciências Humanas, Programa de Pós-Graduação em Geografia, Florianópolis, 2015.Predominantemente o cultivo de arroz irrigado no extremo sul do estado de Santa Catarina é ...
Back, Marcos
core  

AVALIAÇÃO DE SENSORES DE RESISTÊNCIA ELÉTRICA E TENSIÔMETROS COM TRANSDUTORES DE TENSÃO PARA DETERMINAÇÃO DO POTENCIAL DE ÁGUA DO SOLO

open access: yesRevista de Ciências Agroveterinárias, 2014
A utilização de sensores eletrônicos para determinação do potencial de água no solo tem sido cada vez maior, pela importância que esse monitoramento representa para o desenvolvimento das plantas e uso racional da água.
Vilson Antonio Klein   +3 more
doaj  

Enforcing environmental law in the Amazon

open access: yesPeople and Nature, Volume 8, Issue 7, Page 2281-2294, July 2026.
Abstract This article identifies the underlying obstacles to enforcement of laws against environmental crimes such as illegal logging, mining and ranching. With four departments (provinces) from Colombia as case studies, it assesses enforcement of the country's main environmental law, Law 2111, which is one of Latin America's strongest. The article has
Mark Ungar, Juan Corredor‐Garcia
wiley   +1 more source

Macroartrópodes e suas inter-relações com atributos do solo em agroecossistemas no semiárido potiguar brasileiro

open access: yes, 2020
The current interest in studying soil macroarthropods comes from the need for sustainable use of the environment and its capacity to act as indicators of soil quality, they are influenced by soil attributes and these by agro-ecosystems, studying their ...
Mendes, Kellyane da Rocha
core  

Desempenho de sistema de tratamento e uso agrícola de água residuária sanitária no semiárido brasileiro

open access: yes, 2021
The need to move forward in the fields of sanitation and water resource management has resulted in recent reforms to legais frameworks and a significant increase in resources for sanitation.
Araújo, Ana Beatriz Alves de
core   +1 more source

Efeito da escarificação sobre alguns parâmetros físicos de um planossolo

open access: yesRevista Brasileira de Ciência do Solo, 1997
Em face da importância do planossolo (Albaqualf) nas atividades agrícolas desenvolvidas na região Sul do estado do Rio Grande do Sul, Brasil, estudou-se o efeito de um escarificador sobre alguns parâmetros físicos desse solo, no Campo Experimental de ...
R.L.T. Machado   +4 more
doaj   +1 more source

The importance of integrating herbarium records into conservation plans: a case study on Honduran ferns and lycophytes

open access: yesPLANTS, PEOPLE, PLANET, Volume 8, Issue 4, Page 1238-1255, July 2026.
Herbarium collections are powerful, yet underutilized, tools for global biodiversity conservation and protected area management. By integrating digitized herbarium records with existing biodiversity data, previously unknown plant species were uncovered, exposing critical gaps in conservation knowledge.
Sven P. Batke   +6 more
wiley   +1 more source

Periodontitis and Periodontal Conditions in Systemically Healthy Children and Adolescents

open access: yesJournal of Clinical Periodontology, Volume 53, Issue 7, Page 1100-1198, July 2026.
ABSTRACT Objective To answer the PICoS question ‘in systemically healthy children and adolescents (Population), what are the main features of periodontitis, necrotising periodontal diseases (NPD) and other periodontal conditions (periodontal abscesses, endo‐periodontal lesions, traumatic occlusal forces, prosthesis‐ and tooth‐related factors ...
Inbar Eshkol‐Yogev   +5 more
wiley   +1 more source

GEOTECNOLOGIAS APLICADAS À ESTIMATIVA DO COMPORTAMENTO DO SALDO DE RADIAÇÃO EM DIFERENTES USOS DA TERRA EM ÁREAS DE CERRADO (MINAS GERAIS)

open access: yesRevista Tamoios, 2017
Este trabalho se norteou em entender o comportamento do saldo de radiação diário (Rn24h) em diferentes usos da Terra na bacia hidrográfica do rio São Lamberto, no Norte de Minas Gerais.
Lucas Augusto Silva   +1 more
doaj   +1 more source

Tree stem methane emissions are regulated by site‐level biogeochemistry over species identity in Amazon floodplain forests

open access: yesNew Phytologist, Volume 251, Issue 1, Page 179-190, July 2026.
Summary Tree stems in Amazonian floodplains emit substantial methane (CH4), yet controls on emission variability remain unclear. Emissions span orders of magnitude between várzea (nutrient‐rich) and igapó (nutrient‐poor) forests and among trees, suggesting controls beyond flooding.
Holly R. Blincow   +9 more
wiley   +1 more source

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