Results 61 to 70 of about 7,825 (215)
Abstract BACKGROUND Cocoa (Theobroma cacao L.) from the Brazilian Amazon plays an important role in national production. While most cocoa is cultivated in upland systems, floodplain ecosystems represent a traditional and distinct production environment that may influence bean composition and quality.
Danielle Amaral e Silva +6 more
wiley +1 more source
Four types upland cotton of fiber mutants were compared with each other or with a genetic standard line, TM-1, with respect to accumulation of fiber cellulose, embryo fat, soluble carbohydrate and protein, and the correlation between cellulose content in
JIANG Shu-li, WANG Xue-de
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Breynia phuongiana (Phyllanthaceae), a new species from the Central Highlands of Vietnam
A new species, Breynia phuongiana (Phyllanthaceae subgen. Sauropus), is described and illustrated from the Central Highlands of Vietnam. It is morphologically similar to B. beillei, B. bonii, and B. thorelii, but differs in having oblong‐elliptic leaves, sepals marked with reddish striations, an androphore exceeding 1 mm in length, and distinctly ...
Van Canh Nguyen +6 more
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The female gametophyte is an important participant in the sexual reproduction of plants. The molecular mechanism of its development has received much attention in recent years.
Liyu Yang +5 more
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The interplay between ovule number, pollination and resources as determinants of seed set in a modular plant [PDF]
Background A classical dichotomous perspective proposes that either pollination or plant resources limit seed production. However, ovule number could also be limiting when pollination results in complete ovule fertilization and there are more plant ...
Marina M. Strelin, Marcelo A. Aizen
doaj +2 more sources
Taxonomic reappraisal of the mangrove genus Avicennia (Acanthaceae) in India
A taxonomic reappraisal of the mangrove genus Avicennia in India was undertaken through extensive field surveys and critical examination of herbarium specimens. Three taxa, Avicennia alba, Avicennia marina subsp. marina, and Avicennia officinalis, are described in detail. A synonymic list was compiled using the World Checklist of Vascular Plants (WCVP)
Subrata Mondal, Saikat Naskar
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Based on morphological evidence three new deciduous species of Berberis are proposed – Berberis pseudovirescens, Berberis orbicularis and Berberis tawangensis,the types being collected in the Tawang and West Kameng districts of Arunachal Pradesh, India.
Bipankar Hajong +2 more
wiley +1 more source
Ouratea cidiana (Ochnaceae) is a microendemic shrub species from the Brazilian Amazonia, occurring along the banks of the Trombetas River and restricted to the Cachoeira Porteira region, in western Pará State. Since the original collection nearly forty years ago, no additional records have been made, which is concerning given the continuous decline in ...
Clebiana de Sá Nunes +4 more
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Meyna grisea and M. peltata, two new records from Imphal Valley, Manipur, India, characterised by a capitate stigma with 4–5 divergent, spreading lobes on a globose base, and a prominent peltate stigma, respectively, are described and illustrated here. Photographs, key to the species, along with their coordinates and diagnostic characters in comparison
Pallavi B. Dhal +3 more
wiley +1 more source
Polyploidy in angiosperms is an influential factor to trigger apomixis, the reproduction of asexual seeds. Apomixis is usually facultative, which means that both sexual and apomictic seeds can be formed by the same plant.
Fuad Bahrul Ulum +3 more
doaj +1 more source

