Results 61 to 70 of about 21,929 (249)
The Analysis and Interpretation of Seedling Recruitment Curves [PDF]
We derive spatially explicit population models for the interaction between a species of annual plant and a community of perennial species. The models are used to explore the conditions for persistence of the annual in both a constant and a stochastic ...
Rees, M., Long, M.J.
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ABSTRACT Facing a novel plague pandemic, military invasions, and political–economic transformations, societies of the eastern Roman (Byzantine) empire had to adapt to a variety of pressures and new ways of exploiting their natural environments during the mid‐1st millennium CE.
Cristiano Vignola +7 more
wiley +1 more source
Abstract Solanum malmeanum, a wild relative of the potato (S. tuberosum), is native to Argentina, Brazil, Paraguay and Uruguay. This wild potato species belongs to the tertiary gene pool (2x = 2n = 24, 1EBN – Endosperm Balance Number) and possesses valuable traits for potato breeding. Understanding its reproductive mechanisms is crucial for effectively
Rodrigo Nicolao +2 more
wiley +1 more source
A summary of the published data on host plants and morphology of immature stages of Australian jewel beetles (Coleoptera: Buprestidae) : with additional new records [PDF]
A summary is given of the published host plant and descriptive immature stage morphology data for 671 species and 11 subspecies in 54 genera of Australian jewel beetles (Coleoptera: Buprestidae).
Bellamy, Charles L. +3 more
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A new phylogeny and phylogenetic classification for Solanaceae
Abstract Solanaceae are a globally distributed family of considerable economic importance. Recent phylogenetic work on various clades in the family has resulted in a plethora of names at various taxonomic levels. This results in a confusing set of names applied to clades at different ranks, and to the use of informal names that are often not accepted ...
Rocío Deanna +11 more
wiley +1 more source
Scrophulariaceae endémicas del Perú
La familia Scrophulariaceae es reconocida en el Perú por presentar alrededor de 18 géneros y 35 especies (Brako & Zarucchi, 1993; Ulloa Ulloa et al., 2004), principalmente herbáceas.
Blanca León
doaj +1 more source
ABSTRACT Berries of Lonicera caerulea (blue honeysuckle; haskap) have been used since ancient times in traditional medicine in China, Japan, and northern Russia. This study aimed to extract, characterize, and evaluate the biological activity of iridoid‐rich fractions from haskap berries using an in vitro adipocyte model.
Liangchuan Guo +5 more
wiley +1 more source
Dos nuevas escrofulariáceas argentinas
Los autores describen dos nuevas Scrophulariaceae de Argentina: Calceolaria pennellii y Euphrasia piossekii.
Horacio R. Descole, Olga E. Borsini
doaj
Abstract Premise Genebanks must maintain viable seeds for decades. Seeds that germinate are clearly alive, but some seeds, often from wild populations, do not germinate because they are dormant, empty, aged, or damaged (D.E.A.D.). This work evaluates the effects of D.E.A.D.
Christina Walters +33 more
wiley +1 more source
Floral vasculature and trichomes of common Indian Scrophulariaceae
The floral anatomy of 24 species of Scrophulariaceae was studied. The results show that although, clear anatomical bases to differentiate taxa are absent, the Pennell classification of subfamilies is strongly supported.
P. C. Datta, Arati Deb
doaj +1 more source

