Results 81 to 90 of about 528,688 (263)

In vitro digestibility of Urochloa decumbens inoculated with fungi isolated from the gastrointestinal tract of sheep

open access: yesAnnals of Applied Biology, Volume 187, Issue 2, Page 280-289, September 2025.
The forage digestibility decreases in the dry season. Fungus isolates from the gastrointestinal tract of healthy sheep were evaluated. Aspergillus terreus isolate was identified by analysis of rDNA and encoding β‐tubulin gene and Trichoderma longibrachiatum was identified by analysis of rDNA and elongation factor 1‐α gene. The T.
Claudio Eduardo Silva Freitas   +10 more
wiley   +1 more source

Model Topag 2000 : sensibility analysis [PDF]

open access: yes, 2001
Para analizar la sensibilidad del modelo TOPAG 2000: subprograma de nivelación de parcelas incultas, se tomaron 10 parcelas; se aplicaron 18 tratamientos diferentes, cambiando el número de decimales a los valores de las pendientes, los coeficientes de ...
Alberto, Marcelo   +4 more
core  

Biotic and abiotic modulation of drought effects on aphids and plants

open access: yesAnnals of Applied Biology, Volume 187, Issue 2, Page 142-156, September 2025.
Drought affects aphids, plants and their relationships (solid arrows). This study provides a quantitative synthesis of how biotic and abiotic factors modulate the effect of drought on aphids and plants at molecular to community scales (dashed arrows). Out of 329 pair‐wise relationships (drought‐biotic and drought‐abiotic) retrieved from the literature,
Victor Sadras   +4 more
wiley   +1 more source

Fortalecimiento de gestiones a través del Centro de Información de Actividades Porcinas (CIAP) para el desarrollo sustentable de pequeños y medianos productores porcinos familiares de la zona de influencia de la Facultad de Ciencias Agrarias de la Universidad Nacional de Rosario [PDF]

open access: yes, 2017
Fortalecimiento de gestiones a través del Centro de Información de Actividades Porcinas (CIAP) para el desarrollo sustentable de pequeños y medianos productores porcinos familiares de la zona de influencia de la Facultad de Ciencias Agrarias de la ...
Abdul Ahad, J.   +36 more
core  

Morphological and molecular data on the bat flies, Basilia silvae (Brèthes, 1913) and Trichobius parasiticus Gervais, 1844 parasitizing Chilean bats

open access: yesMedical and Veterinary Entomology, Volume 39, Issue 3, Page 422-430, September 2025.
We determined morphological and molecularly two species of bat flies: T. parasiticus (Streblidae), and B. silvae (Nycteribiidae). We generated the first sequences for both species in the country for the cytochrome oxidase subunit I. We do recover monophyletic groups for both species, and we discussed the tree topology.
Dante Lobos‐Ovalle   +7 more
wiley   +1 more source

Potenciales plaguicidas amigables: sintesis de bajo impacto ambiental de heterociclos con subestructura de cromona [PDF]

open access: yes, 2015
El uso de plaguicidas sintéticos ha generado una serie de efectos adversos tanto sobre el ambiente como la salud humana. Por ello resulta necesario considerar diferentes tácticas de control de plagas, incluyendo el uso de compuestos selectivos y ...
Autino, Juan Carlos   +6 more
core   +2 more sources

Host–parasite relationship in urban environments: A network analysis of haemoparasite infections in Nasua nasua Linnaeus (South American coati)

open access: yesMedical and Veterinary Entomology, Volume 39, Issue 3, Page 456-463, September 2025.
Urban environments alter host–parasite dynamics, as seen in Nasua nasua, where haemotropic Mycoplasma plays a key role in parasite spread through frequent social interactions. Network analysis revealed low modularity in interactions between N. nasua and tick‐borne haemoparasites, with functional roles unaffected by biotic factors, tick infestation or ...
Filipe Martins Santos   +3 more
wiley   +1 more source

ARABIDOPSIS HOMOLOG OF TRITHORAX1 impacts lateral root development by epigenetic regulation of targets involved in root system architecture

open access: yesNew Phytologist, Volume 247, Issue 5, Page 2180-2195, September 2025.
Summary Developmental processes are regulated at multiple levels, including the epigenetic level. Among the epigenetic factors, histone H3 lysine 4 (H3K4) methyltransferases contribute to active transcription of target genes, and here, we explored how the H3K4 methyltransferase ARABIDOPSIS HOMOLOG OF TRITHORAX1 (ATX1) affects Arabidopsis thaliana ...
Selene Napsucialy‐Mendivil   +7 more
wiley   +1 more source

Achieved learning by students in a Physics course [PDF]

open access: yes, 2013
En este trabajo se describen los aprendizajes logrados por alumnos del curso de Física I tratando de vislumbrar desempeños vinculados con la construcción de ese perfil.
Cleva, Mario   +5 more
core   +2 more sources

Phenotypic Characterization of the Arabidopsis ufm1 (Ubiquitin Fold Modifier) Gene Involved in Seed Development [PDF]

open access: yes, 2016
Background and Objective: With the completion of the Arabidopsis genome sequencing, the next challenge is the determination ofgene function. Post-translational modifications of proteins by small polypeptide are implicated in plant growth and development ...
Cornejo, Paula   +1 more
core   +1 more source

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