Results 21 to 30 of about 97,189 (75)

Floral induction, floral hormones and flowering [PDF]

open access: yes, 1972
The factors, influencing the synthesis and action of floral hormones, and possible differences between floral hormones in different plants were studied.
Pol, P.A., van der, Pol, P.A., van de
core  

Roses / Leedle Floral Company

open access: yes, 1912
Semiannual Description based on: 1908/1909 ; title from ...

core   +2 more sources

The effect of molecular, morphological and spectral reflectance evolution on nicotiana polyploids of different ages [PDF]

open access: yes, 2010
PhDInterspecific hybridisation accompanied by multiplication of chromosome number, or allopolyploidy, results in rapid genetic, epigenetic, chromosomal and morphological changes.
McCarthy, Elizabeth Wetzel
core   +4 more sources

Complejidad social y aprendizaje de tareas de forrajeo en abejas

open access: yesCaldasia, 2008
Las predicciones sobre aprendizaje derivadas de los modelos de complejidad social y forrajeo central, fueron sometidas a prueba usando una especie de abeja social (Apis mellifera) y una especie de abeja solitaria (Osmia lignaria), a las cuales les fue ...
MARISOL AMAYA-MÁRQUEZ, HARRINGTON WELLS
doaj  

Nectar theft and floral ant-repellence : A link between nectar volume and ant-repellent traits? [PDF]

open access: yes, 2012
This work was supported by Sir Harold Mitchell Scholarship Fund and University of St Andrews Russell Trust Award. The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript.As flower ...
Gavin Ballantyne (140036)   +9 more
core   +2 more sources

Melitofilia em Canavalia rosea (Sw.) DC. (Leguminosae-Papilionoideae)

open access: yesEntomoBrasilis, 2010
Este trabalho teve como objetivo estudar a polinização de Canavalia rosea (Sw.) DC. (Leguminosae-Papilionoideae) por abelhas na vegetação de restinga da Área de Proteção Ambiental de Grumari, localizada na zona oeste do município do Rio de Janeiro.
Fábio de Castro Verçoza   +2 more
doaj   +2 more sources

Roses / Leedle Floral Company

open access: yes, 1920
Semiannual Description based on: 1908/1909 ; title from ...

core   +1 more source

Ants as flower visitors : floral ant-repellence and the impact of ant scent-marks on pollinator behaviour [PDF]

open access: yes, 2012
As flower visitors, ants rarely benefit a plant, commonly disrupting pollination by deterring other flower visitors, or stealing nectar. This thesis examines three aspects of ant-flower interactions, focusing on the occurrence of floral traits that ...
Ballantyne, Gavin
core   +2 more sources

Orchidaceae do Parque Estadual da Serra De Caldas Novas, Goiás, Brasil

open access: yesRevista de Biologia Neotropical, 2010
Neste estudo, foi realizado um levantamento das espécies de Orchidaceae ocorrentes no Parque Estadual da Serra de Caldas Novas (PESCAN), bem como um estudo da biologia floral e reprodutiva de Cyrtopodium eugenii Rchb. f. & Warm. e do efeito da herbivoria
Climbiê Ferreira Hall
doaj  

Roses / Leedle Floral Company

open access: yes, 1921
Semiannual Description based on: 1908/1909 ; title from ...

core   +1 more source

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