Results 51 to 60 of about 36,576 (165)

Viability of Libidibia ferrea (Mart. ex Tul.) L.P. Queiroz var. ferrea) seeds by tetrazolium test

open access: yesJournal of Seed Science
: Rapid tests have been essential to evaluate the physiological potential of seeds and the tetrazolium test is one of those which have been used by seed companies.
Sara Monaliza Costa Carvalho   +5 more
doaj   +1 more source

Teste de envelhecimento acelerado para avaliação do vigor de lotes de sementes de Sebastiania commersoniana (Baill.) Smith & Downs (branquilho) – Euphorbiaceae. Accelerated aging test to evaluation of the vigor of Sebastiania commersoniana (Baill.) Smith & Downs seeds lots. [PDF]

open access: yesRevista do Instituto Florestal, 2007
Este trabalho teve por objetivo estabeleceruma metodologia específica para a condução doteste de envelhecimento acelerado para lotes desementes de Sebastiania commersoniana.
Sérgio Roberto Garcia dos SANTOS   +1 more
doaj  

Guidelines for seed harvesting in forest seed stands

open access: yes, 2016
The strategic selection of seed stands represents a costeffectiveand quick method in forestry for obtaining forestreproductive material of improved quality. Hence, for morethan 50 years already the EU has regulated how these seedstands are to be selected and respective regulations havebeen implemented in the Member States accordingly (thefirst EU ...
Kramer, K., Geburek, T., Geburek, Thomas
openaire   +1 more source

Endozoochorous dispersal of forest seeds by carnivorous mammals in Sierra Fría, Aguascalientes, Mexico. [PDF]

open access: yesEcol Evol, 2020
Rubalcava-Castillo FA   +5 more
europepmc   +1 more source

SEED STORAGE BEHAVIOR OF FOREST TREE SPECIES SEEDS

open access: yes, 2016
Seeds of five forest species were classified according to their physiological storage behavior. Seeds of Casearia sylvestris Swart (Salicaceae), Qualea grandiflora Mart. (Vochysiaceae), Guarea kunthiana A. Juss. (Meliaceae), Eremanthus incanus Less. (Asteraceae), Protium heptaphyllum March.
Nery, Marcela Carlota   +4 more
openaire   +1 more source

Teste de Condutividade Elétrica em Lotes de Sementes de Schinus molle L.

open access: yesFloresta e Ambiente
RESUMO Este experimento objetivou avaliar a eficiência do teste de condutividade elétrica para determinar a qualidade fisiológica de lotes de sementes de Schinus molle. No estudo foram utilizados três lotes de sementes armazenados por diferentes períodos
Pricila Delazeri   +2 more
doaj   +1 more source

BREEDING PROGRAM FOR CONIFERS IN FOREST SEED AREA

open access: yesСибирский лесной журнал, 2016
The program is based on 30 years of research by the author for breeding softwood for plantation cultivation and modeling of the course of growth of trees and forest stands. Scope of work presented progeny plus trees and conventional trees of Scots pine Рinus sylvestris L. and spruce Finnish (Рicea × fennica (Regel) Кom.) from 16 populations of the Perm
openaire   +2 more sources

Effect of temperature and substrate on germination of Peltophorum dubium (Sprengel) Taubert seeds = Efeito da temperatura e do substrato na germinação de sementes de Peltophorum dubium (Sprengel) Taubert

open access: yesActa Scientiarum: Biological Sciences, 2011
Peltophorum dubium (Spreng.) Taub. is a species belonging to the family Fabaceae, and is known popularly as golden shower tree. Its wood has multiple uses in reforestation programs and as an ornamental tree, and is also considered an endangered species ...
Edna Ursulino Alves   +5 more
doaj  

Avaliação de temperaturas e substratos na germinação de sementes de Jacaranda mimosifolia D. Don

open access: yesFloresta e Ambiente
O Jacaranda mimosifolia D. Don é uma espécie florestal pertencente à família Bignoniaceae, com alto potencial para o paisagismo em áreas urbanas.
Caciara Gonzatto Maciel   +4 more
doaj   +1 more source

Topicalities in the Forest Ecology of Seeds

open access: yesForests
The main task of forest seed farming is to ensure that there is a sufficient number of fruit/seeds of high genetic value from all required tree species for annual management [...]
openaire   +1 more source

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