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Wyszukujesz frazę "Arowosegbe, S." wg kryterium: Autor


Wyświetlanie 1-2 z 2
Tytuł:
Effects of rooting hormones on the juvenile stem cuttings of Annona muricata Linn. (Annonaceae)
Autorzy:
Dada, C. A.
Kayode, J.
Arowosegbe, S.
Powiązania:
https://bibliotekanauki.pl/articles/1077472.pdf
Data publikacji:
2019
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Annona muricata
Juvenile Stem Cuttings
Medicinal plant
Rooting Hormones
Opis:
Annona muricata is a recognized medicinal plant species. Despite its usefulness, adequate attention has not been given to its propagation and cultivation. Therefore, this study investigates the effect of some rooting hormones on juvenile stem cuttings of Annona muricata. Uniform, healthy, single node leafy stem cuttings were obtained from eighty (80) uniformly growing seedlings. The cuttings were treated with 1mg/ml of Indole Acetic Acid (IAA), 1 mg/ml of Indole Butyric Acid (IBA), coconut water and distilled water as control, using the quick dip method. The percentage survival of the cuttings, percentage of die back, number of new roots formed per cutting, length of new roots formed, and number of new shoot were assessed after 60 days. Results obtained revealed that the species responded differently to the four treatments. Coconut water had the highest survivor percentage (100%) and IBA had the lowest (25%). Coconut water had the highest mean number of roots (5.25) and IBA had the least (1.75), but there was no significant difference between the values obtained from IBA and distilled water. IAA had the highest mean value (1.80) for new shoots, while IBA had the least value and there was no significant difference between the values obtained from coconut water and distilled water. Significant differences, however, did abound in the root length. Coconut water had the highest mean root length value (4.70 cm), followed by distilled water (1.95 cm), while IBA had 1.55 cm and IAA had the least value (0.80 cm). Thus the use of coconut water might enhance the development of stem cuttings of Annona muricata.
Źródło:
World News of Natural Sciences; 2019, 23; 336-342
2543-5426
Pojawia się w:
World News of Natural Sciences
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Effect of scarification on breaking seed dormancy and germination enhancement in Annona muricata L. (Magnoliales: Annonaceae)
Autorzy:
Dada, C. A.
Kayode, J.
Arowosegbe, S.
Ayeni, M. J.
Powiązania:
https://bibliotekanauki.pl/articles/1075444.pdf
Data publikacji:
2019
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Annona muricata
Annonaceae
Dormancy
germination
scarification
Opis:
The effect of various scarification method on breaking seed dormancy and germination enhancement in Annona muricata (Magnoliales: Annonaceae) was examined in this study via: mechanical scarification with sandpaper, file and stone; chemical scarification with 10, 25 and 50% H2SO4 for 5 seconds respectively; exposure to wet heat (hot water) for 1, 3 and 5 seconds; exposure to cold treatment by chilling in refrigerator of 4 ºC for 12, 18 and 24 hours; soaking in coconut water for 5, 10 and 15min and untreated seeds as the control. The results of the experiment showed that chemical scarification with H2SO4 at 50% for 5 seconds had significantly highest percentage germination (60%). This was followed by the seeds soaked in coconut water for 15 minutes (39.69). Seeds treated with 25% H2SO4 for 5 seconds had 30% germination. Other treatment were less or not effective. Untreated seeds had the least percentage germination (6%) with mean germination time of 40.20 and germination index of 0.27. The treatments that gave significantly higher germination percentages also produce low Mean Germination Time (30.01) and increased Germination Index (12.26). These characters shows that chemical scarification with H2SO4 at 50% for 5 seconds was the most effective treatment to break dormancy and enhancing seed germination in this species as revealed in this study.
Źródło:
World Scientific News; 2019, 126; 136-147
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-2 z 2

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