Results 111 to 120 of about 4,944 (225)

Relationship between copulation and cold hardiness in Ophraella communa (Coleoptera: Chrysomelidae)

open access: yesJournal of Integrative Agriculture, 2019
Ophraella communa (Coleoptera: Chrysomelidae), the ragweed leaf beetle, is a biological control agent of the invasive common ragweed, Ambrosia artemisiifolia (Asterales: Asteraceae). Adults can survive cold conditions that occur during winter. The adults
Chen-chen ZHAO   +5 more
doaj  

Efecto de la ceniza volcánica sobre la supervivencia de ortópteros en la Patagonia [PDF]

open access: yes, 2015
El objetivo de este trabajo fue evaluar la toxicidad de las cenizas volcánicas del volcán Puyehue-cordón Caulle en la supervivencia de dos especies de Orthoptera: la tucura Dichroplus vittigerum y la langosta verde Brugilis sp.
Amadio, María Emilia   +5 more
core  

Inventarisasi Tumbuhan Air di Danau Tanjung Putus Desa Buluh Cina dan Potensinya sebagai Modul Biologi SMA [PDF]

open access: yes, 2017
Riau Province has the largest aquatic forest area in Sumatra. One of aquatic forest area located in Buluh Cina Village. This village has a natural ecosystem, that is Buluh Cina Lake.
Kodriyana, A. (Aryani)   +2 more
core  

Patterning the Asteraceae Capitulum: Duplications and Differential Expression of the Flower Symmetry CYC2-Like Genes

open access: yesFrontiers in Plant Science, 2018
There are several types of capitulum in the Asteraceae due to different combinations of florets varying in corolla shape and stamen development. Previous studies have shown that the formation of ray florets on a radiate capitulum may be related to the ...
Jie Chen   +3 more
doaj   +1 more source

Lectotypification of Linnaean names in Tussilago (Asteraceae) [PDF]

open access: yes, 2015
The typification of the names Tussilago alpina and T. petasites (Asteraceae) are discussed.
Hjertson, Mats, Iamonico, Duilio
core  

Size, age and composition: characteristics of plant taxa as diversity predictors of gall-midges (Diptera: Cecidomyiidae)

open access: yesRevista de Biología Tropical, 2011
Many hypotheses have been proposed to explain the diversity of gall-midge insects (Diptera: Cecidomyiidae), some of them taking into account plant diversity.
Walter S Araújo
doaj   +2 more sources

Progress and problems in the assessment of flower morphology in higher-level systematics [PDF]

open access: yes, 2018
Floral features used for characterization of higher-level angiosperm taxa (families, orders, and above) are assessed following a comparison of earlier (precladistic/premolecular) and current classifications.
Endress, Peter, Matthews, Merran
core  

Vassourão-Graúdo (Piptocarpha tomentosa). [PDF]

open access: yes, 2014
bitstream/CNPF-2009-09/44065/1/circ-tec152 ...
CARVALHO, P. E. R.
core   +1 more source

Arctotheca [PDF]

open access: yes, 2013
Fil: Delucchi, Gustavo. División Plantas Vasculares. Facultad de Ciencias Naturales y Museo. Universidad Nacional de La Plata; ArgentinaFil: Hurrell, Julio Alberto. Laboratorio de Etnobotánica y Botánica Aplicada (LEBA).
Delucchi, Gustavo   +1 more
core  

Notes on Lasiopogon muscoides (Desf.) DC. (Compositae) in the Valencian Community [PDF]

open access: yes, 2014
Se dan a conocer nuevos datos sobre Lasiopogon muscoides, planta autóctona de la flora de la Comunidad Valenciana (E de España), en cuyas comarcas centrales alcanza su límite septentrional de distribución.
Crespo Villalba, Manuel Benito   +1 more
core   +1 more source

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