Zobrazeno 1 - 10
of 781
pro vyhledávání: '"Antheridium"'
Publikováno v:
Advanced Science, Vol 11, Iss 20, Pp n/a-n/a (2024)
Abstract Plant movements for survival are nontrivial. Antheridia in the moss Physcomitrium patens (P. patens) use motion to eject sperm in the presence of water. However, the biological and mechanical mechanisms that actuate the process are unknown.
Externí odkaz:
https://doaj.org/article/93ff48e3d7114d609beae026271b742f
Akademický článek
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Autor:
Natsumi Ohishi, Nanami Hoshika, Mizuho Takeda, Kyomi Shibata, Hisakazu Yamane, Takao Yokota, Masashi Asahina
Publikováno v:
Plants, Vol 10, Iss 12, p 2709 (2021)
The spores of Lygodium japonicum, cultured in the dark, form a filamentous structure called protonema. Earlier studies have shown that gibberellin (GA) induces protonema elongation, along with antheridium formation, on the protonema. In this study, w
Externí odkaz:
https://doaj.org/article/45f3c3db4ccd4838b0ef8ec8dc3fc037
Akademický článek
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Publikováno v:
Acta Societatis Botanicorum Poloniae, Vol 66, Iss 1, Pp 29-32 (2014)
Changes in sizes and shapes of sex organs - antheridia and oogonia - were studied in wild populations of Chara vulgaris collected during summer, autumn, and from samples cultured in the laboratory under varying L:D and temperature conditions. Morphom
Externí odkaz:
https://doaj.org/article/29cb8f878c9f4a7994312cb754e4abca
Publikováno v:
Fungal Systematics and Evolution
Acacia mangium plantations account for more than 50 % of the exotic plantations in Vietnam. A new black butt symptom was discovered in 2012, followed by the wilting sign in Acacia seedlings in Tuyen Quang Province. Isolations recovered two Phytophtho
Publikováno v:
Journal of General Plant Pathology. 86:507-512
A stem rot disease appeared on hydrangea plants in Tochigi Prefecture, Japan. Four Phytophthora-like isolates were obtained, and a representative isolate was selected for analysis. Hydrangea plants inoculated with the isolate developed similar sympto
Akademický článek
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Autor:
Susanne S. Renner, Aretuza Sousa
Publikováno v:
Bryophyte Diversity and Evolution. 43
Cytogenetic studies in bryophytes have been limited by the difficulty of obtaining sufficient dividing nuclei and by the absence of modern protocols. The technical difficulties stem from the plants’ small size and lack of roots and pollen mother ce
Autor:
Carmen Lidia Amorim Pires-Zottarelli, Sarah Cristina de Oliveira da Paixão, Ana Lucia de Jesus, Débora Rodrigues da Silva Colombo, Marcela Castilho Boro, Poliana O. Ventura
Publikováno v:
Phytotaxa. 415:208-216
In this study, Aphanomyces brasiliensis is proposed as a new species. It was collected from soil and water samples of a trout farming system located in Atlantic Rainforest areas, São Paulo State, Brazil. This species is mainly characterized by the p