Results 31 to 40 of about 36,576 (165)

PHYSICAL AND PHYSIOLOGICAL ATTRIBUTES OF NATIVE FOREST SEEDS AND THEIR INFLUENCE ON DIRECT SEEDING FOR RESTORATION OF CILIARY FOREST

open access: yesFLORESTA, 2021
Knowing the relationship between the physical and physiological characteristics of native forest seeds is essential for the successful recovery of riparian forests. Thus, the work was carried out to analyze the physical and physiological parameters of seeds of native forest species for use in the recovery of riparian forests by direct seeding.
Janisson Batista de Jesus   +3 more
openaire   +2 more sources

Constraints and Prospects of Mechanized Processing of Forest Tree Seeds

open access: yesJournal of Applied Sciences and Environmental Management, 2021
Trees are generally propagated from seeds and the suitability and quality of the seeds have a big effect on the success of the plantations, afforestation and reforestation programmes established from their seedlings.
A.S. Adeleye   +4 more
doaj   +1 more source

Seed classification with random forest models

open access: yesApplications in Plant Sciences
AbstractPremiseTo improve forest conservation monitoring, we developed a protocol to automatically count and identify the seeds of plant species with minimal resource requirements, making the process more efficient and less dependent on human operators.Methods and ResultsSeeds from six North American conifer tree species were separated from leaf litter
Josephine Elena Reek   +3 more
openaire   +4 more sources

Forest seed dispersal by carnivores in temperate forests and dry tropical forests [PDF]

open access: yes, 2020
The mechanisms of forest seed dispersal and regeneration of various altered forest ecosystems are complemented by the action of carnivores. The objective of this study was to evaluate the role of endozoochoric and diploendozoochoric mammals in the dispersal, scarification, and germination of seeds in two different forest ecosystems: temperate forest ...
Fabián Rubalcava-Castillo   +4 more
openaire   +1 more source

CONTRIBUIÇÃO DOS POLEIROS ARTIFICIAIS NA DISPERSÃO DE SEMENTES E SUA APLICAÇÃO NA RESTAURAÇÃO FLORESTAL

open access: yesCiência Florestal, 2014
The use of artificial perches is an efficient technique to forest restoration. We aimed to (1) evaluate the effect of the presence of artificial perches on the number of forest seeds deposited on seed fall collectors, (2) identify the seed dispersal ...
Cristiano Roberto Dias   +2 more
doaj  

Adaptation of the tetrazolium test for assessing the seed quality of Crateva tapia L. [PDF]

open access: yesJournal of Seed Science
: In the seed sector, demand for quick decisions is growing, especially for slow-germinating species such as Crateva tapia L., so the tetrazolium test stands out as a method capable of evaluating seed viability and vigor.
Marília Hortência Batista Silva Rodrigues   +5 more
doaj   +1 more source

Biometric and Physiological Quality of Bracatinga Seeds From Different Mother Trees

open access: yesFloresta e Ambiente, 2018
Mimosa scabrella Bentham (bracatinga) is a prominent forest species in the south of the country, due mainly to the high rate of increase, rapid development cycle, and to enable multiple uses of wood production, both for firewood and for more noble ...
Renata Diane Menegatti   +2 more
doaj   +1 more source

Seed Quality Evaluation of Senegalia polyphylla (DC.) Britton & Rose

open access: yesFloresta e Ambiente, 2019
The aim of this study was to evaluate the quality of Senegalia polyphylla seeds from different trees by X-ray (XR) and electric conductivity (EC) tests. Seeds from three different trees were used.
Patricia Gibbert   +4 more
doaj   +1 more source

Molecular aspects during seed germination of Erythrina velutina Willd. under different temperatures (Part 2): isoenzyme activity and DNA integrity

open access: yesJournal of Seed Science, 2020
: Erythrina velutina Willd. (Fabaceae) is a Brazilian native tree with economic, ecological and social potential. The aim of this study was to evaluate isoenzyme activity and changes in DNA integrity during germination of E.
Francival Cardoso Felix   +4 more
doaj   +1 more source

Métodos de Superação da Dormência e Substratos para Germinação de Sementes de Tachigali vulgaris L.G. Silva & H. C. Lima

open access: yesFloresta e Ambiente, 2017
RESUMO O conhecimento das condições ideais como o método de superação da dormência e o substrato para que ocorra a germinação das sementes de espécies florestais é essencial para o sucesso no estabelecimento das plântulas.
Daniela Cleide Azevedo de Abreu   +2 more
doaj   +1 more source

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