Results 71 to 80 of about 1,034 (161)

Convulvuláceas argentinas, II

open access: yesLilloa, 1960
Este artículo trata de los géneros Jacquemontia, Merremia y Aniseia de la flora argentina. Se publican la nueva especie Jacquemontia laxiflora y la nueva combinación Jacquemontia lorentzii (O.K.) (= Convolvulus lorentzii O.K.).
Carlos O'Donell
doaj  

Biregionally differentiated growth generates sharp apex and concave joints in leaves

open access: yesThe Plant Journal, Volume 123, Issue 1, July 2025.
SUMMARY The leaf apex, the distal end of the leaf blade, exhibits enormous variation in shapes across plant species. Among these diverse morphologies, the sharp apex, characterized by its pointed and elongated tip, is important for both species identification and environmental adaptation.
Zining Wang   +3 more
wiley   +1 more source

CRABS CLAW‐independent floral nectary development in Penstemon barbatus

open access: yesAmerican Journal of Botany, Volume 112, Issue 6, June 2025.
Abstract Premise Plants secrete carbohydrate‐rich nectar from specialized floral nectary glands to attract pollinators. Arabidopsis and Petunia (rosid and asterid core eudicots, respectively) share genetic control of nectary development requiring activation of CRABS CLAW by euAGAMOUS and PLENA.
Amanda M. Katzer   +3 more
wiley   +1 more source

Modelización de la distribución espacial de Bactericera cockerelli Sulc. (Hemiptera: Triozidae) en Solanum tuberosum L. (Solanales: Solanaceae)

open access: yesRevista de la Facultad de Ciencias Agrarias, 2022
La producción de Solanum tuberosum L., Lycopersicum esculentum Mill. y Physalis ixocarpa Brot. (Solanales: Solanaceae) ha sufrido fuertes pérdidas económicas por la presencia de Bactericera cockerelli Sulc.
José Francisco Ramírez   +2 more
doaj  

Notas sobre Convolvuláceas americanas

open access: yesLilloa, 1960
En este artículo, el autor hace algunas notas sinonímicas sobre varios taxones de Ipomoea y Merremia. El autor publica como nuevo el género Tetralocularia y las siguientes especies: Tetralocularia pennellit, Ipomoea peredot, I.
Carlos O'Donell
doaj  

Endophytic Colonization of Solanum Tuberosum L. (Solanales: Solanaceae) Plants can Affect the Infestation of Serious Pests

open access: yesApplied Microbiology: Theory & Technology, 2020
The present study investigates the effects of the fungal entomopathogens Beauveria bassiana, Metarhizium anisopliae and Isaria fumosorosea, following their endophytic colonization of the Solanum tuberosum L plants. Our results showed the studied fungal species isolates had no effects in promoting or suppressing the growth of S.
openaire   +2 more sources

Las especies de Jacquemontia de Perú

open access: yesLilloa, 1960
Se da una clave para la especie peruana de Jacquemontia, seguida de una enumeración y descripciones de las especies conocidas por Perú. Se publica la nueva combinación Jacquemontia elegans Helwig var. parvifolia (Helwig) (= J. parvifolia Helwig).
Carlos A. O'Donell
doaj  

Alternativas para el manejo de Damping off en plántulas de tomate Lycopersicum esculentum Mill (L, 1753) (Solanales: Solanaceae)

open access: yesRevista Biológico Agropecuaria Tuxpan, 2013
En esta investigación en charolas de polietileno de 200 cavidades se sembraron con semillas de tomate, donde a partir de la germinación de las plántulas fueron tratadas con fungicidas biológicos y químicos para conocer el efecto de control de marchites ...
Alfredo González Acosta   +4 more
doaj   +1 more source

Cross amplification of 16S rRNA bacterial primer 27F/1492R on horticultural crop chloroplast genome

open access: yesAgricultural Science
Molecular techniques have been applied as fast and accurate detection methods of plant pathogenic bacteria. Bacteria-specific primer 27F paired with the universal primer 1492R was used in PCR to detect plant pathogenic bacteria in symptomatic leaves of ...
Adyatma Irawan Santosa   +10 more
doaj   +1 more source

Effect of temperature on rate of development, survival and adult longevity of Phthorimaea operculella (Lepidoptera: Gelechiidae)

open access: yesEuropean Journal of Entomology, 2017
The potato tuberworm, Phthorimaea operculella Zeller (Lepidoptera: Gelechiidae), is a major pest of potato, Solanum tuberosum L. (Solanales: Solanaceae), both in the field and storehouses. The rate of development and survival of P. operculella, reared on
Stefanos S. ANDREADIS   +5 more
doaj   +1 more source

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