Results 111 to 120 of about 172,786 (278)

Dinâmica da paisagem no submédio do rio São Francisco. [PDF]

open access: yes, 2012
O uso e a cobertura das terras nas margens do Rio São Francisco foram muito alterados ao longo do tempo, o que modificou a sua fitofisionomia original.
ALVAREZ, I. A.   +3 more
core  

The (Im)possibilities of Repopulation: How Supply‐Side Factors Hinder the Revitalisation of Vacant Houses in Rural Mountain Regions

open access: yesThe Geographical Journal, EarlyView.
Short Abstract Industrialisation has reshaped European rural areas, leading to both depopulation and, in some cases, lifestyle‐driven repopulation. Our research highlights supply‐side barriers to Alpine repopulation by unpacking the impossibilities of vacant farmhouses revitalisation. Both land transfer traditions ingrained over generation (micro‐level
Bernhard Grüner, Elisabeth Gruber
wiley   +1 more source

Morfologia genética em Schleiden e Grant: a célula vegetal e o animal elementar

open access: yesRevista de Filosofia, 2013
No presente estudo, discuto e sintetizo o conceito de célula vegetal de M. J. Schleiden e o conceito de animal elementar que elaboro a partir da ideia de “animal abstrato” sugerida por R. E. Grant. A elaboração e a interpretação que conduz a essa síntese
Maurício de Carvalho Ramos
doaj   +1 more source

Dormência em frutíferas de clima temperado. [PDF]

open access: yes, 2012
bitstream/item/44317/1/documento-310 ...
HAWERROTH, F. J.   +4 more
core   +1 more source

Seasonal dynamics in terrestrial insect communities after the impact of the Brumadinho tailings dam disaster

open access: yesInsect Conservation and Diversity, EarlyView.
Despite severe habitat loss, insect species richness, seasonal fluctuations in richness and temporal β‐diversity did not differ significantly among forests adjacent to the mudflow and reference sites. We found higher wet‐season species richness for ants, bees, butterflies and dung beetles, while termites showed no seasonal change; β‐diversity was ...
Frederico Neves   +11 more
wiley   +1 more source

Carvão vegetal como condicionador de solo para arroz de terras altas (cultivar Primavera): um estudo prospectivo. [PDF]

open access: yes, 2011
O objetivo deste trabalho foi demonstrar o efeito do fino do carvão de eucalipto (Eucalyptus sp.) nas variáveis de fertilidade e propriedades físicas do solo considerando-se o crescimento e desenvolvimento do arroz de terras altas (cultivar Primavera ...
BENITES, V. de M.   +6 more
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Nocturnal Lepidopterans as Essential Pollinators of Aspidosperma pyrifolium (Apocynaceae), a Keystone Tree in the Caatinga Dry Forest

open access: yesJournal of Applied Entomology, EarlyView.
ABSTRACT Pollination is a key ecosystem service, yet most studies focus on diurnal interactions, often overlooking nocturnal pollinators such as hawkmoths and settling moths. In arid environments, nocturnal pollination plays a crucial role in maintaining native plant species of high biocultural value, as seen in the Caatinga dry forest.
Joel A. Queiroz   +3 more
wiley   +1 more source

Micropropagação e aclimatização de goiabeira Paluma. [PDF]

open access: yes, 2013
bitstream/item/29168/1/Juliana ...
BASTOS, D. C.   +4 more
core  

Dose‐Dependent Effect of Plant Volatiles on the Oviposition Preference of the Corn Leafhopper Dalbulus maidis

open access: yesJournal of Applied Entomology, EarlyView.
ABSTRACT Maize (Zea mays L.) is a major annual crop cultivated worldwide. In the Americas, the corn leafhopper Dalbulus maidis (DeLong) (Hemiptera: Cicadellidae) is a key pest of this crop, causing direct damage to plants through phloem feeding and indirect damage by transmitting phytopathogens.
Tatiane Cristina Barbosa Cândido   +3 more
wiley   +1 more source

Diversidade genética de espécies de bambu na ilha de Santa Catarina: observações preliminares [PDF]

open access: yes, 2014
TCC (graduação) - Universidade Federal de Santa Catarina. Centro de Ciências Agrárias. Curso de Agronomia.O estágio foi realizado no Laboratório de Fisiologia do Desenvolvimento e Genética Vegetal – UFSC, sob supervisão e orientação da Profa. Dra. Rosete
Zappelini, Júlia
core  

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