نتایج جستجو برای: morphological traits

تعداد نتایج: 218772  

2015
Alonzo Alfaro-Núñez Michael P. Jensen F. Alberto Abreu-Grobois

Despite the long debate of whether or not multiple mating benefits the offspring, studies still show contradictory results. Multiple mating takes time and energy. Thus, if females fertilize their eggs with a single mating, why to mate more than once? We investigated and inferred paternal identity and number of sires in 12 clutches (240 hatchlings) of green turtles (Chelonia mydas) nests at Tort...

Evaluation of essential oil yield, morphological and phenological traits of seven populations of twoChamomilespecies )Matricaria aurea and M. recutita), were carried out using Randomized Completely Blocks Design (RCBD) in three replications in Alborz research station in Karaj, Iran during 2011-2012. Data were collected for 12 morphological and phenological traits. Analysis of variance showed si...

Journal: :Methods in Ecology and Evolution 2023

The description of biological objects, such as seeds, mainly relies on manual measurements few characteristics, and visual classification structures, both which can be subjective, error prone time-consuming. Image analysis tools offer means to address these shortcomings, but we currently lack a method capable automatically handling seeds from different taxa with varying morphological attributes...

Journal: :Philosophical transactions of the Royal Society of London. Series B, Biological sciences 2014
Allan G Ellis Samuel F Brockington Marinus L de Jager Gregory Mellers Rachel H Walker Beverley J Glover

Phenotypic integration, the coordinated covariance of suites of morphological traits, is critical for proper functioning of organisms. Angiosperm flowers are complex structures comprising suites of traits that function together to achieve effective pollen transfer. Floral integration could reflect shared genetic and developmental control of these traits, or could arise through pollinator-impose...

Journal: :Proceedings of the Latvian Academy of Sciences. Section B. Natural, Exact, and Applied Sciences 2013

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