Results 21 to 30 of about 8,166 (208)

Parasitic flowering plant collections embody the extended specimen

open access: yesMethods in Ecology and Evolution, Volume 14, Issue 2, Page 319-331, February 2023., 2023
Abstract The widespread digitization of natural history collections, combined with novel tools and approaches is revolutionizing biodiversity science. The ‘extended specimen’ concept advocates a more holistic approach in which a specimen is framed as a diverse stream of interconnected data.
Luiza Teixeira‐Costa   +3 more
wiley   +1 more source

HYDROCHEMICAL PARAMETERS AND BIOMETRIC DATA OF FISH SPECIES FROM THE BORORÉ, BILLINGS RESERVOIR, SÃO PAULO, BRAZIL

open access: yesBoletim do Instituto de Pesca, 2021
The artisanal fishing is an important activity in Billings Reservoir (São Paulo, Brazil) and there is a paucity of biometric data about the fish in this region.
Fabiana Harumi MIYASAKI   +3 more
doaj   +3 more sources

Protocol for Increasing Carotenoid Levels in the Roots of Citrus Plants

open access: yesBio-Protocol, 2016
Carotenoids in plants play several key functions such as acting as light-harvesters, antioxidants (Lado et al., 2016) or being precursors of strigolactones, abscisic acid, volatiles and other signaling compounds (Arbona et al., 2013).
Matías Manzi   +3 more
doaj   +1 more source

QUALITY EVALUATION OF 'SUNBURST' CHERRIES HARVESTED AT DIFFERENT RIPENESS STAGES . [PDF]

open access: yes, 2012
The sweet cherry ‘Sunburst’ is highly appreciated by consumers due to its organoleptic traits. Regional producers tend to harvest cherries sooner in order to increase their profits.
Agulheiro-Santos, A.C.   +4 more
core   +1 more source

Embebição de sementes de Alcantarea imperialis (Carrière) Harms em tratamentos pré-germinativos de temperatura sob duas condições de luminosidade

open access: yesVértices, 2023
O objetivo deste estudo foi investigar a ação da luz e de tratamentos térmicos pré-germinativos na embebição de sementes de Alcantarea imperialis. As sementes foram dispostas em unidades experimentais de 25 sementes sem desinfestação prévia e submetidas ...
Gustavo Viana de Freitas   +1 more
doaj   +1 more source

Increased Gibberellins and Light Levels Promotes Cell Wall Thickness and Enhance Lignin Deposition in Xylem Fibers

open access: yesFrontiers in Plant Science, 2018
Light intensity and hormones (gibberellins; GAs) alter plant growth and development. A fine regulation triggered by light and GAs induces changes in stem cell walls (CW).
Renan Falcioni   +9 more
doaj   +1 more source

Características morfogênicas e estruturais do capim-marandu submetido a combinações de alturas e intervalos de corte Morphogenetic and structural characteristics of marandu palisadegrass subjected to combinations of cutting heights and cutting intervals

open access: yesRevista Brasileira de Zootecnia, 2011
Desenvolveu-se este estudo com o objetivo de avaliar o acúmulo de forragem e as características morfogênicas e estruturais do capim-marandu submetido a combinações de alturas e intervalos de corte. O experimento foi realizado no período de agosto de 2003
Gelson dos Santos Difante   +6 more
doaj   +1 more source

Crescimento da parte aérea de cana crua e queimada Shoot growth of green and burned canes

open access: yesScientia Agricola, 1999
Este trabalho teve como objetivos: 1. comparar o crescimento de cana colhida crua, mecanizada e de cana após a queima, colhida manualmente; 2. avaliar a influência do clima sobre as duas condições de crescimento e 3.
Ivan André Alvarez   +1 more
doaj   +1 more source

Lead tolerance of water hyacinth (Eichhornia crassipes Mart. - Pontederiaceae) as defined by anatomical and physiological traits

open access: yesAnais da Academia Brasileira de Ciências, 2014
This study aimed at verifying the lead tolerance of water hyacinth and at looking at consequent anatomical and physiological modifications. Water hyacinth plants were grown on nutrient solutions with five different lead concentrations: 0.00, 0.50, 1.00 ...
FABRICIO J. PEREIRA   +6 more
doaj   +1 more source

Ecofisiologia de plantas da caatinga. [PDF]

open access: yes, 2020
O Nordeste brasileiro abrange uma área de 1.600.000 km2 dos quais aproximadamente 1.083.790 km2 corresponde a área da zona semi-árida, que se caracteriza basicamente pela escassez, irregularidade e má distribuição das chuvas.
LIMA FILHO, J. M. P.
core  

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