Results 21 to 30 of about 2,049 (218)

Estrutura e dinâmica do componente arbóreo em área de cabruca na região cacaueira do sul da Bahia, Brasil Structure and dynamics of the tree community in a "cabruca" area in the cacao region of southern Bahia State, Brazil

open access: yesActa Botânica Brasílica, 2006
As cabrucas são áreas de cultivo onde o cacau foi implantado sob a sombra da floresta nativa raleada. Na região sul da Bahia, onde as florestas são poucas e fragmentadas, as cabrucas têm sido consideradas importantes para a conservação de espécies ...
Regina Helena Rosa Sambuichi
doaj   +1 more source

Florística e estrutura do componente arbustivo-arbóreo de uma floresta higrófila da bacia do rio Jacaré-Pepira, SP, Brasil Floristics and structure of the shrub and the tree-layer of a swamp forest in Jacaré-Pepira river, Southeastern Brazil

open access: yesActa Botânica Brasílica, 2003
As florestas higrófilas são formações ribeirinhas caracterizadas por ocorrerem em solo permanentemente encharcado e restritas a pequenos fragmentos junto a outros tipos vegetacionais.
Márcia C. M. Marques   +2 more
doaj   +1 more source

Woody expansion facilitates liana expansion and affects physical structure in temperate coastal communities

open access: yesEcosphere, 2016
Coastal ecosystems in general, and barrier islands in particular, offer unique opportunities to observe ecological patterns and processes in spatially and temporally compressed settings. Harsh abiotic conditions and frequent disturbances limit the number
Spencer N. Bissett   +2 more
doaj   +1 more source

Análise florística e estrutural de florestas riparias do alto Rio Paraná, Taquaruçu, MS Floristic and structural analyses of riparian forest of the "Alto Rio Paraná", Taquaruçu, MS

open access: yesActa Botânica Brasílica, 2000
Utilizando-se de método fitossociológico, foi realizado estudo comparativo entre três remanescentes de floresta riparia da margem direita do alto rio Paraná (22º43'-45'S; 53º15'-18'W).
Mariza Barion Romagnolo   +1 more
doaj   +1 more source

Florística e estrutura da comunidade arbórea de um remanescente de Floresta Estacional Decidual de encosta, Monte Alegre, GO, Brasil Floristic and structure of a seasonal deciduous forest fragment, Monte Alegre, GO, Brazil

open access: yesActa Botânica Brasílica, 2004
O presente estudo teve como objetivo descrever a composição de espécies arbóreas e a estrutura de um fragmento de Floresta Estacional Decidual, na região Nordeste de Goiás, Brasil.
André R. Terra Nascimento   +2 more
doaj   +1 more source

Infestation of weed species in pre-planting of soybean in succession to winter crops [PDF]

open access: yesPlanta Daninha, 2013
This study aimed to evaluate different crops and plant species planted after soybeans for one year, in terms of their potential to inhibit the occurrence of weed species. The following crops that were planted as second crop after soybeans were evaluated:
G. Concenço   +5 more
doaj   +1 more source

Identification of Vegetation Communities Using Segmentation of Aerial Images

open access: yesApplied Vegetation Science, Volume 29, Issue 2, April/June 2026.
This work develops a scalable, segmentation‐based framework for assisting the generation of vegetation maps from aerial imagery. Several state‐of‐the‐art deep learning models are assessed to determine their suitability for identifying vegetation communities.
José Salas‐Cáceres   +4 more
wiley   +1 more source

Contribution of Bogumił Pawłowski (1898-1971) to phytosociology development [PDF]

open access: yes, 2012
Professor Bogumił Pawłowski was one of the greatest Polish botanist of the 20th century. He contributed greatly to the development of plant taxonomy, plant geography, and phytosociology in Poland, and he was a master and a teacher to many young ...
Dzwonko, Zbigniew
core  

Utricularietum australis Th. Müller et Görs 1960 in Poland

open access: yesActa Societatis Botanicorum Poloniae, 2011
The paper presents the distribution, floristic composition and ecological requirements of the pleustonic plant community Utricularietum australis Th. Müller et Görs 1960 in Poland.
Krzysztof Spałek
doaj   +1 more source

PHYTOSOCIOLOGICAL SURVEY OF WEED PLANTS IN INTERCROPS OF COMMON BEANS AND CASTOR BEANS [PDF]

open access: yesPlanta Daninha, 2017
The aim of this paper was to conduct the phytosociological survey of weeds in cultivated areas with common beans and castor beans in the municipality of Ipameri, in the Southeast region of the State of Goiás, considering intercropping and monoculture ...
F.L.S. SANTOS   +4 more
doaj   +1 more source

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