Results 41 to 50 of about 167,584 (196)

A method for extracting high‐quality RNA from diverse plants for next‐generation sequencing and gene expression analyses

open access: yesApplications in Plant Sciences, Volume 1, Issue 12, December 2013., 2013
• Premise of the study: To study gene expression in plants, high‐quality RNA must be extracted in quantities sufficient for subsequent cDNA library construction. Field‐based collections are often limited in quantity and quality of tissue and are typically preserved in RNAlater.
Roxana Yockteng   +5 more
wiley   +1 more source

Biologia reprodutiva de Opuntia monacantha (Willd.) Haw. (cactaceae) em restingas da iIha de Santa Catarina, Sul do Brasil [PDF]

open access: yes, 2008
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro de Ciências Agrárias. Programa de Pós-Graduação em Recursos Genéticos Vegetais.As cactáceas possuem adaptações evolutivas associadas à sua história de vida, apresentando modificações ...
Lenzi, Maurício
core  

Biologia reprodutiva de Crinum americanum L. – Amaryllidaceae [PDF]

open access: yes, 2017
A família Amaryllidaceae é uma das mais importantes em número de espécies dentro da ordem Asparagales, e inclui espécies com disposição das folhas alternas dísticas ou espiraladas com nervuras paralelinérvas, que despontam do nível do solo, a partir da ...
Becker, Rafael
core   +1 more source

Aspectos reprodutivos de Serrapinnus notomelas (Characiformes: Cheirodontinae) em igarapés da bacia do rio Machado, sudoeste Amazônico

open access: yesBiotemas, 2020
O objetivo deste estudo foi avaliar a estratégia reprodutiva de Serrapinnus notomelas em igarapés da bacia do rio Machado, sudoeste da Amazônia. As coletas foram realizadas no período de abril de 2015 a março de 2016 em dois igarapés, utilizando rede de ...
Igor David da Costa   +1 more
doaj   +1 more source

Beyond Extrafloral Nectaries: Plant Traits as Drivers of Spider Occurrence in the Cerrado

open access: yesAustral Ecology, Volume 51, Issue 6, June 2026.
ABSTRACT Patterns of predator occurrence arise from a mosaic of plant‐derived cues, yet most studies address these traits in isolation. Although extrafloral nectaries have received considerable attention, we lack a comprehensive view of how multiple plant traits jointly affect the diversity and abundance of spiders.
Fábio Carlos da Silva Filho   +1 more
wiley   +1 more source

Ecologia reprodutiva de Dyckia encholirioides var. encholirioides (GAUD) Mez. (Bromeliaceae) em costões oceânicos em Florianópolis, Santa Catarina [PDF]

open access: yes, 2008
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Agrárias. Programa de Pós-Graduação em Recursos Genéticos Vegetais.Este estudo procurou descrever e caracterizar a ecologia reprodutiva de Dyckia encholirioides var ...
Krieck, Cristiane
core  

Eggshell and Histology Provide Insight on the Life History of a Pterosaur with Two Functional Ovaries

open access: yesAnais da Academia Brasileira de Ciências, 2015
The counterpart of a previously described non-pterodactyloid pterosaur with an egg revealed the presence of a second egg inside the body cavity of this gravid female.
XIAOLIN WANG   +10 more
doaj   +1 more source

Structural stability of plant–pollinator interactions despite seasonal abundance of long‐tongued hawkmoths

open access: yesOikos, Volume 2026, Issue 4, April 2026.
Seasonal environmental cycles affect plant–pollinator interactions by altering plant phenology. Periods of low resource availability can filter pollinators and reduce the complexity of interaction networks, but the extent to which the functional morphology of pollinators influences such filtering remains unclear.
Ugo M. Diniz   +3 more
wiley   +1 more source

Florística e fenologia reprodutiva de plantas vasculares na restinga do Parque Municipal das Dunas da Lagoa de Conceição, Florianópolis,SC [PDF]

open access: yes, 2006
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Biológicas.
Guimarães, Thaís de Beauclair
core  

Nocturnal Lepidopterans as Essential Pollinators of Aspidosperma pyrifolium (Apocynaceae), a Keystone Tree in the Caatinga Dry Forest

open access: yesJournal of Applied Entomology, Volume 150, Issue 3, Page 351-363, April 2026.
ABSTRACT Pollination is a key ecosystem service, yet most studies focus on diurnal interactions, often overlooking nocturnal pollinators such as hawkmoths and settling moths. In arid environments, nocturnal pollination plays a crucial role in maintaining native plant species of high biocultural value, as seen in the Caatinga dry forest.
Joel A. Queiroz   +3 more
wiley   +1 more source

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