Video Experimental Relacionado

Updated: Feb 12, 2026

Fruit Volatile Analysis Using an Electronic Nose

Fruit Volatile Analysis Using an Electronic Nose

Published on: March 30, 2012

Desarrollo y maduración de los frutos en clones de Coffea canephora implantados en el sur del Amazonas

O A Lima¹, R M S Relvas², E P Silva¹

¹Universidade Federal do Espírito Santo, Pós-graduação em Agronomia - PPGA, Alegre, ES, Brasil.

Brazilian journal of biology = Revista brasleira de biologia

|February 11, 2026

Resumen

Este estudio rastreó el desarrollo de la fruta de Coffea canephora en el Amazonas, identificando etapas fenológicas clave y tiempos de maduración para varios clones. Las condiciones ambientales óptimas apoyaron el desarrollo oportuno de la etapa de cereza.

Área de la Ciencia:

Ciencias Agrícolas Ciencias Agrícolas
La agronomía es la agronomía.
La horticultura es la horticultura.

Sus antecedentes:

Primera introducción de Coffea canephora para ensayos de producción en Humaitá-AM, en el sur del Amazonas.
Necesidad de entender la dinámica de maduración de la fruta en esta nueva región.

Objetivo del estudio:

Evaluar la maduración de los frutos de Coffea canephora y las etapas fenológicas en el sur del Amazonas.
Caracteriza los tiempos de maduración de diferentes clones en condiciones locales.

Principales métodos:

Diseño aleatorio de bloques con cuatro bloques y ocho réplicas.
Monitoreo de las etapas fenológicas (cabeza de alfiler a pasas) desde septiembre de 2021 hasta junio de 2022.
Grupos de clones basados en los tiempos de maduración observados (temprana, intermedia, tardía).

Principales resultados:

Las etapas fenológicas progresaron de septiembre a junio, con el llenado de frutos de enero a abril.
Etapa verde claro observada en mayo, coincidiendo con temperaturas favorables (26°C) y precipitaciones (130 mm).
Identificó clones de maduración temprana, intermedia y tardía, incluidos BRS específicos y clones locales.

Conclusiones:

El clima del sur del Amazonas apoya el desarrollo de la fruta Coffea canephora hasta la etapa de cereza.
Las condiciones ambientales en mayo influyeron significativamente en el rápido desarrollo de la fruta.
El tiempo de maduración varía entre los clones, crucial para la planificación de la cosecha en la región.

Más Videos Relacionados

Author Spotlight: Sieving Fruit Pulp to Detect Immature Tephritid Fruit Flies in the Field

Author Spotlight: Sieving Fruit Pulp to Detect Immature Tephritid Fruit Flies in the Field

Published on: July 28, 2023

An Optimized Protocol for Rearing Fopius arisanus, a Parasitoid of Tephritid Fruit Flies

An Optimized Protocol for Rearing Fopius arisanus, a Parasitoid of Tephritid Fruit Flies

Published on: July 2, 2011

Videos de Conceptos Relacionados

Fruit Development, Structure, and Function

Fruit Development, Structure, and Function

Fruits form from a mature flower ovary. As seeds develop from the ovules contained within, the ovary wall undergoes a series of complex changes to form fruit. In some fruits, such as soybeans, the ovary wall dries; in other fruits, such as grapes, it remains fleshy. In some cases, organs other than the ovary contribute to fruit formation; such fruits are called accessory fruits.

Reproductive Cloning

Reproductive Cloning

Reproductive cloning is the process of producing a genetically identical copy—a clone—of an entire organism. While clones can be produced by splitting an early embryo—similar to what happens naturally with identical twins—cloning of adult animals is usually done by a process called somatic cell nuclear transfer (SCNT).
Somatic Cell Nuclear Transfer
In SCNT, an egg cell is taken from an animal and its nucleus is removed, creating an enucleated egg. Then a somatic...

Maturation of Endosomes

Maturation of Endosomes

The early endosome containing internalized molecules matures through transformations in its location, morphology, intraluminal pH, and membrane protein composition. Together, these changes result in a more acidic late endosome that contains multiple intraluminal vesicles; therefore, the late endosome is also called a multivesicular body (MVB).
Changes in location
The maturing endosome moves along microtubules from the periphery of the cell towards the perinuclear region. This movement of the...

Cloning of Dolly the Sheep

Cloning of Dolly the Sheep

The first successfully cloned mammal was Dolly, a sheep, born on 5th July 1996 at Roslin Institute, Scotland. The cloned sheep was named after the American singer Dolly Parton. Dolly lived for seven years and died of respiratory complications, which is speculated to be due to the actual age of her DNA. Because the DNA in cloned cells belongs to an older individual, the cloned individual’s life expectancy may be affected. Indeed, analysis of Dolly’s DNA revealed shorter...

Bacterial Protein Maturation

Bacterial Protein Maturation

Bacterial protein maturation is a tightly regulated process that ensures newly synthesized polypeptides achieve correct functional conformations. This maturation involves a series of modifications, folding events, and quality control steps, often assisted by specialized chaperone proteins.N-Terminal ModificationsThe maturation of bacterial polypeptides begins cotranslationally as the polypeptide exits the ribosome. The first amino acid, N-formylmethionine (fMet), is typically modified at the...

Seed Structure and Early Development of the Sporophyte

Seed Structure and Early Development of the Sporophyte

Seed structures are composed of a protective seed coat surrounding a plant embryo, and a food store for the developing embryo. The embryo contains the precursor tissues for leaves, stem, and roots. The endosperm and cotyledons—seed leaves—act as the food reserves for the growing embryo.