Results 31 to 40 of about 7,063 (172)

Non-Inverse J - shaped population distribution: Peculiarity of Red Sanders forests

open access: yesJournal of Threatened Taxa, 2018
Response to the published article "A study on the density, population structure and regeneration of Red Sanders (Pterocarpus santalinus) (Fabales: Fabaceae) in a protected natural habitat of Sri Lankamalleswara Wildlife Sanctuary, Andhra Pradesh, India ...
S. Suresh Ramanan, T. K. Kunhamu
doaj   +1 more source

Morphology, ontogeny and structure of the stipular nectaries in Caamembeca spectabilis (Polygalaceae) [PDF]

open access: yesActa Amazonica, 2016
Nodal glands are found in one third of the Polygalaceae genera and have valuable taxonomic, ecological and evolutionary significance. In Brazil, they occur in five of the eleven genera already registered.
Joana Patrícia Pantoja Serrão FILGUEIRA   +2 more
doaj   +2 more sources

Global and regional IUCN red list assessments: 5 [PDF]

open access: yes, 2018
In this contribution, the conservation status of four vascular plants according to IUCN categories and criteria are presented. It includes the assessment of Arceuthobium oxycedri (DC.) M.Bieb., Ionopsidium albiflorum Durieu, Trifolium latinum Sebast ...
Cambria S   +14 more
core   +2 more sources

Occurrence of Quesada gigas on Schizolobium amazonicum trees in Maranhão and Pará States, Brazil Ocorrência de Quesada gigas em Schizolobium amazonicum em municípios do Maranhão e do Pará

open access: yesPesquisa Agropecuária Brasileira, 2004
An infestation of Quesada gigas Olivier (Hemiptera: Cicadidae) on "paricá" Schizolobium amazonicum (Huber) Ducken (Fabales: Fabaceae) was reported in the Municipalities of Itinga, Maranhão State and Paragominas, Pará State. Nymphs of this insect on roots
José Cola Zanuncio   +5 more
doaj   +1 more source

De novo assembly and characterization of transcriptome using Illumina paired-end sequencing and identification of CesA gene in ramie (Boehmeria nivea L. Gaud) [PDF]

open access: yes, 2013
BACKGROUND: Ramie fiber, extracted from vegetative organ stem bast, is one of the most important natural fibers. Understanding the molecular mechanisms of the vegetative growth of the ramie and the formation and development of bast fiber is essential for
Ping Chen   +5 more
core   +1 more source

The worldwide holoparasitic Apodanthaceae confidently placed in the Cucurbitales by nuclear and mitochondrial gene trees [PDF]

open access: yes, 2010
Background: Of the c. 450 families of flowering plants, only two are left “unplaced” in the most recent APG classification of angiosperms. One of these is the Apodanthaceae, a clade of c. 19 holoparasitic species in two or three genera occurring in North
Natalia Filipowicz, Susanne S Renner
core   +3 more sources

Congener Host Selection by the Pre-Dispersal Seed Predator, \u3ci\u3eApion Rostrum\u3c/i\u3e (Coleoptera: Apionidae) [PDF]

open access: yes, 2018
Apion rostrum Say (Coleoptera: Apionidae) is the major seed predator of the wild indigo congeners, Baptisia alba and B. bracteata in the Russell Kirt Tallgrass Prairie, a reconstructed prairie located at College of DuPage, Illinois. This study, conducted
Petersen, Chris E, Wang, Weien
core   +2 more sources

The Effect of Grain Type on Virulence of Entomopathogenic Fungi Against Stored Product Pests

open access: yesApplied Sciences, 2020
Fungal virulence is multifaceted and dependent on multiple abiotic factors. The present study represents an investigation of the effect of one such abiotic factor, that of the grain type, on the insecticidal action of three entomopathogenic fungal ...
Spiridon Mantzoukas   +5 more
doaj   +1 more source

An Evolutionary Perspective on Human Cross-sensitivity to Tree Nut and Seed Allergens [PDF]

open access: yes, 2015
Tree nut allergies are some of the most common and serious allergies in the United States. Patients who are sensitive to nuts or to seeds commonly called nuts are advised to avoid consuming a variety of different species, even though these may be ...
Fisher, Amanda E, Nawrocki, Annalise M
core   +2 more sources

Synteny analysis in Rosids with a walnut physical map reveals slow genome evolution in long-lived woody perennials. [PDF]

open access: yes, 2015
BackgroundMutations often accompany DNA replication. Since there may be fewer cell cycles per year in the germlines of long-lived than short-lived angiosperms, the genomes of long-lived angiosperms may be diverging more slowly than those of short-lived ...
Aradhya, Mallikarjuna   +9 more
core   +2 more sources

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