Results 31 to 40 of about 7,879 (150)

AVANCES EN LA EVALUACION DE LA ACTIVIDAD ANTIOXIDANTE DE DIEZ ESPECIES DE LA FAMILIA STERCULIACEAE

open access: yesCiencia Amazónica (Iquitos), 2012
En el trabajo, se presentan los resultados de evaluación de la actividad antioxidante de diez especies de la familia Sterculiaceae, y que comprende en algunos casos a la corteza, raíz y hojas.
Victor Sotero   +3 more
doaj   +1 more source

A comprehensive guide to the Argentinian case-bearer beetle fauna (Coleoptera: Chrysomelidae: Camptosomata) [PDF]

open access: yes, 2017
Knowledge of Argentinian Camptosomata has largely remained static for the last 60 years since the last publication by Francisco de Asis Monrós in the 1950’s.
Agrain, Federico Alejandro   +4 more
core   +6 more sources

A fossil byblidaceae seed from eocene South Australia [PDF]

open access: yes, 2004
Copyright © 2004 by The University of ChicagoA single mummified angiosperm seed is described from a middle Eocene clay lens deposit at the Monier East Yatala Sand Pit, Golden Grove, South Australia.
Christophel, D., Conran, J.
core   +2 more sources

Plants and pollinating bees in Maringá, State of Paraná, Brazil

open access: yesBrazilian Archives of Biology and Technology, 2003
The present study was carried out to survey the bees as visitors to melliferous flora in the region of Maringá, state of Paraná, Brazil. A total of 331 insects were captured, and the fauna comprised 39.88% Trigona spinipes, 38.37% Apis mellifera, 8.16 ...
Vagner de Alencar Arnaut de Toledo   +5 more
doaj   +1 more source

Uji Toksisitas Ekstrak methanol Beberapa Bagian Jaringan Tumbuhan Bayur (Pterospermum subpeltatum C.B. Rob) [PDF]

open access: yes, 2009
Abstrak: Tumbuhan bayur (Pterospermum subpeltatum C.B. Rob) adalah salah satu spesies dari genus Pterospermum yang selama ini belum pernah diteliti kandungan metabolit sekundernya. Namun beberapa spesies lain dari genus ini secara turun-temurun digunakan
Hariani, Nunuk   +3 more
core   +1 more source

Sterculiaceae endémicas del Perú

open access: yesRevista Peruana de Biología, 2013
La familia Sterculiaceae es reconocida en el Perú por presentar alrededor de 12 géneros y 74 especies (Brako & Zarucchi, 1993; Ulloa Ulloa et al., 2004), principalmente arbustos y árboles.
Blanca León
doaj   +1 more source

Revision of the South African endemic bee genus Redivivoides Michener, 1981 (Hymenoptera: Apoidea: Melittidae) [PDF]

open access: yes, 2012
The South African endemic bee genus Redivivoides Michener, 1981 is revised and redefined. The genus comprises seven species, six of which are described here as new: Redivivoides capensis sp. nov. ♀♂, R. eardleyi sp. nov. ♀, R. kamieskroonensis sp. nov. ♀,
Kuhlmann, Michael
core   +5 more sources

Jumping plant-lice of the Paurocephalinae (Insecta, Hemiptera, Psylloidea): systematics and phylogeny [PDF]

open access: yes, 2003
Much confusion exists with respect to the content and definition of the psyUid subfamily Paurocephalinae. Based on a cladistic analysis of 22 morphological characters (16 adult and 6 larval), the subfamily is redefined to comprise the following five ...
Burckhardt, Daniel, Mifsud, David
core  

Nature‐based approaches to invasive plant management: Insights from East African rangelands for sub‐Saharan landscape restoration

open access: yesEcological Solutions and Evidence, Volume 7, Issue 2, April–June 2026.
A nature‐based approach begins by studying an existing natural ecosystem, particularly its plant species composition, to identify suitable native plants for ecological restoration. These plants are then tested through both ex situ and in situ experiments to evaluate their effectiveness in addressing environmental degradation.
Issakwisa B. Ngondya   +3 more
wiley   +1 more source

Pólen das plantas do nordeste setentrional do Brasil III: Sterculiaceae

open access: yesActa Botânica Brasílica, 1989
Nesta parte do catálogo das plantas do nordeste setentrional do Brasil, foram estudadas 8 espécies da família Sterculiaceae. Os grãos apresentam características morfológicas relacionadas com os gêneros.
M. M. Barros de Miranda   +1 more
doaj   +1 more source

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