Mechanical Scarification
Mostrando 13-16 de 16 artigos, teses e dissertações.
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13. SUPERAÇÃO DA DORMÊNCIA DE SEMENTES E CONTROLE QUÍMICO DE CORDAS-DE-VIOLA (Ipomoea spp.) EM SOJA RESISTENTE AO GLIFOSATO
Morningglory is an annual plant reproduced by seeds. Seed germination occurs in streams during spring and summer making it difficult to control. Its occurrence has increased in soybean crops in southern states by the exclusive use of the herbicide glyphosate in weed control. This species has seed dormancy caused by impermeable to water, whose absorption is p
Publicado em: 2010
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14. Dormancy, germination and vigor of Parkia pendula (Willd.) Benth. ex Walpers and Samanea tubulosa (Benth.) Barneby &Grimes seeds. / Dormência, germinação e vigor de sementes de Parkia pendula (Willd.) Benth. ex Walpers e Samanea tubulosa (Benth.) Barneley &Grimes.
A utilização de sementes de qualidade, que assegurem propagação, crescimento e estabelecimento de plântulas vigorosas é um ponto importante nos programas de reflorestamento e restauração do ecossistema florestal. Por isso, o objetivo deste trabalho foi estudar a germinação e crescimento inicial de plântulas de duas espécies florestais nativas, o
Publicado em: 2009
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15. Dormancy, germination and seedling production of Dimorphandra mollis Benth / Dormência, germinação e produção de mudas de Dimorphandra mollis Benth
Dimorphandra mollis Benth. (Caesalpiniaceae) is a woody species coming from Cerrado and Caatinga. It is used on the recuperation of impacted areas as well as ornamental plant. From the fruits (without the seeds) it is extracted the rutin, the bioflavonoid used in the pharmaceutical industry which acts in the permeability and the resistance of the blood vases
Publicado em: 2008
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16. Production, morphologic and ultra-structural analyses of Passiflora spp. callus. / ObtenÃÃo, anÃlises morfolÃgicas e ultra-estruturais de calos de Passiflora spp.
Brazil occupies a position of prominence in the passion fruit plant culture, being the largest world producer of passion fruit. In the last years, the increasing demand resulted in a expansion of the planted area resulting in the expansion and appearance of many diseases. Some species not cultivated, as Passiflora gibertii N. E. Brown and Passiflora edulis e
Publicado em: 2007