Results 11 to 20 of about 216 (112)

Análises ontogenéticas do pericarpo de espécies de Mimosa Linnaeus (Fabaceae, Mimosoideae) [PDF]

open access: yesHoehnea, 2014
Os objetivos foram analisar ontogeneticamente frutos de Mimosa daleoides, M. dolens var. anisitsii e M. orthacantha, comparálos e classificá-los corretamente.
Jonathas Henrique Georg de Oliveira   +2 more
doaj   +4 more sources

Ontogênese do pericarpo de Temnadenia violacea (Apocynaceae s.l.) [PDF]

open access: yesRodriguésia, 2011
Resumo Este trabalho teve como objetivo descrever a ontogenia do pericarpo de Temnadenia violacea (Vell.) Miers. O ovário é glabro, súpero, bicarpelar e de placentação sutural.
Fabiano Machado Martins   +1 more
doaj   +2 more sources

Efeito do substrato, do pericarpo e de tratamentos pré-germinativos na emergência de plântulas de pata-de-elefante (Beaucarnea recurvata Lem.)

open access: yesOrnamental Horticulture, 2014
D  Devido seu aspecto escultural, a pata-de-elefante (Beaucarnea recurvata Lem. – Ruscaceae) é uma espécie de potencial econômico, necessitando de estudos que visem à maximização de sua produção.
Yara Brito Chaim Jardim Rosa   +5 more
doaj   +3 more sources

Ontogenia e estrutura do pericarpo de Prestonia riedelii (Müll. Arg.) Markgr. (Apocynaceae) Pericarp ontogeny and structure of Prestonia riedelii (Müll. Arg.) Markgr. (Apocynaceae)

open access: yesActa Botânica Brasílica, 2009
O trabalho teve por objetivos descrever a ontogenia e estrutura do pericarpo de P. riedelii, visando fornecer subsídios aos trabalhos taxonômicos, filogenéticos e ecológicos realizados para família.
Shesterson Aguiar   +2 more
doaj   +2 more sources

Uso do ácido ascórbico no controle do escurecimento do pericarpo de lichia Use of ascorbic acid in the control of browning in the pericarp of lychees

open access: yesRevista Brasileira de Fruticultura, 2010
Um dos maiores problemas na pós-colheita da lichia é o escurecimento do pericarpo, o qual tem sido atribuído à degradação da antocianina. O objetivo do trabalho foi avaliar o efeito de diferentes doses de ácido ascórbico na prevenção do escurecimento do ...
Danieele Fabíola Pereira da Silva   +3 more
doaj   +1 more source

Evidence of fruit syndromes in the recently diverged wild tomato clade opens new possibilities for the study of fleshy fruit evolution

open access: yesPLANTS, PEOPLE, PLANET, Volume 5, Issue 6, Page 948-962, November 2023., 2023
Fleshy fruits provide humans with many flavorful and nutritious crops. Understanding the diversity of these plants is fundamental to managing agriculture and food security in a changing world. This study surveyed fruit trait variation across species of tomato wild relatives and explored associations among color, size, shape, sugars, and acids.
Jacob R. Barnett   +5 more
wiley   +1 more source

Enzyme‐based kinetic modelling of ASC–GSH cycle during tomato fruit development reveals the importance of reducing power and ROS availability

open access: yesNew Phytologist, Volume 240, Issue 1, Page 242-257, October 2023., 2023
Summary The ascorbate–glutathione (ASC–GSH) cycle is at the heart of redox metabolism, linking the major redox buffers with central metabolism through the processing of reactive oxygen species (ROS) and pyridine nucleotide metabolism. Tomato fruit development is underpinned by changes in redox buffer contents and their associated enzyme capacities, but
Guillaume Decros   +14 more
wiley   +1 more source

Red macroalgae in the genomic era

open access: yesNew Phytologist, Volume 240, Issue 2, Page 471-488, October 2023., 2023
Summary Rhodophyta (or red algae) are a diverse and species‐rich group that forms one of three major lineages in the Archaeplastida, a eukaryotic supergroup whose plastids arose from a single primary endosymbiosis. Red algae are united by several features, such as relatively small intron‐poor genomes and a lack of cytoskeletal structures associated ...
Michael Borg   +5 more
wiley   +1 more source

Sugar loading of crop seeds – a partnership of phloem, plasmodesmal and membrane transport

open access: yesNew Phytologist, Volume 239, Issue 5, Page 1584-1602, September 2023., 2023
Summary Sugar loading of developing seeds comprises a cohort of transport events that contribute to reproductive success and seed yield. Understanding these events is most advanced for grain crops (Brassicaceae, Fabaceae and Gramineae) and Arabidopsis. For these species, 75–80% of their final seed biomass is derived from phloem‐imported sucrose.
Joseph L. Pegler   +2 more
wiley   +1 more source

Tomato geranylgeranyl diphosphate synthase isoform 1 is involved in the stress‐triggered production of diterpenes in leaves and strigolactones in roots

open access: yesNew Phytologist, Volume 239, Issue 6, Page 2292-2306, September 2023., 2023
Summary Carotenoids are photoprotectant pigments and precursors of hormones such as strigolactones (SL). Carotenoids are produced in plastids from geranylgeranyl diphosphate (GGPP), which is diverted to the carotenoid pathway by phytoene synthase (PSY).
Miguel Ezquerro   +10 more
wiley   +1 more source

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