Results 1 to 10 of about 505 (171)

Reconocimiento de nematodos en pastos tropicales en las comunidades de Sucre y San Vicente, Cantón de San Carlos

open access: yesAgronomía Costarricense, 2008
Para determinar la presencia de nematodos fitoparásitos en pastos tropicales en la zona alta de San Carlos; se muestrearon 6 pastos de piso y 1 de corta, se recolectó muestras de raíces y de suelo en mayo y setiembre de 2003. El pasto Camerún (Pennisetum
Rodolfo Wing-Jones   +3 more
doaj  

Application of fertilizer and insecticide can reduce Antonina graminis (Hemiptera: Pseudococcidae) and improve the quality of golf course putting greens

open access: yesPest Management Science, Volume 80, Issue 9, Page 4459-4469, September 2024.
Systemic insecticide reduced the Antonina graminis densities regardless of the N fertilizer dose. High nitrogen fertilizer application maintained acceptable turfgrass quality. The reduction in A. graminis densities improved with increasing nitrogen fertilizer dose.
Robert Wolverton, Shimat V. Joseph
wiley   +1 more source

PRODUCCIÓN DE METANO Y DIGESTIBILIDAD DEMEZCLAS KIKUYO (Pennisetum clandestinum) - PAPA (Solanum tuberosum)

open access: yesAgronomía Mesoamericana, 2014
El objetivo del presente trabajo fue evaluar el efecto de diferentes proporciones kikuyo ( Pennisetum clandesti - num ) - papa ( Solanum tuberosum ) sobre la producción in vitro de metano.
Sandra Luc\u00EDa Posada-Ochoa   +2 more
doaj   +3 more sources

Epichloë fungal endophytes – a vital component for perennial ryegrass survival in New Zealand

open access: yesNew Zealand Journal of Agricultural Research, Volume 67, Issue 4, Page 451-468, August 2024.
ABSTRACT Pastoral agriculture underpins the New Zealand economy. Its success in generating export income is due to a mild and moist temperate climate, productive soils, innovative farmers supported by an effective research and development system, and an energy efficient production system based on year‐round grazing.
John R. Caradus
wiley   +1 more source

Effect of altitude and defoliation frequency in the quality and growth of Kikuyu grass (Cenchrus clandestinus)

open access: yesRevista Facultad Nacional de Agronomía Medellín, 2020
This study aimed at determining the nutritional efficiency of Kikuyu grass, when it is cultivated at different altitudes and defoliated with a different number of leaves per tiller.
Miguel Alejandro Escobar Charry   +2 more
doaj   +1 more source

Risk assessment of Phlyctinus callosus for the EU

open access: yesEFSA Journal, Volume 22, Issue 7, July 2024.
Abstract Following a request from the European Commission, the EFSA Panel on Plant Health performed a quantitative risk assessment for the EU of Phlyctinus callosus (Coleoptera: Curculionidae), a polyphagous pest occurring in Australia, New Zealand and South Africa.
EFSA Panel on Plant Health (PLH)   +27 more
wiley   +1 more source

Maxillofacial Fibrous Osteodystrophy in Equine: Case Report

open access: yesBrazilian Journal of Veterinary Pathology, 2014
A 14 year-old pregnant mare developed poor body condition (2/5) and diarrhea while grazing in kikuyu grass (Pennisetum clandestinum). Clinical findings included bulging of nasal and maxillary bones and mouth lacerations associated to spicules on the ...
Juan C. Ospina   +2 more
doaj   +1 more source

Update of the Xylella spp. host plant database – Systematic literature search up to 31 December 2023

open access: yesEFSA Journal, Volume 22, Issue 7, July 2024.
Abstract This scientific report provides an update of the Xylella spp. host plant database, aiming to provide information and scientific support to risk assessors, risk managers and researchers dealing with Xylella spp. Upon a mandate of the European Commission, EFSA created and regularly updates a database of host plant species of Xylella spp.
European Food Safety Authority (EFSA)   +7 more
wiley   +1 more source

Lifetime milk production of Holstein cattle in the humid tropics compared to Holstein‐Gyr and Holstein‐Brahman crosses

open access: yesReproduction in Domestic Animals, Volume 59, Issue 5, May 2024.
Abstract Crossbred cattle are commonly used for milk production in the tropics, combining the potential benefits of pure breeds with the heterosis effects of the offspring. However, no comprehensive assessment of lifetime productivity for crossbred versus purebred cattle in low‐altitude tropical environments has been carried out.
Bernardo Vargas‐Leitón   +4 more
wiley   +1 more source

Abundance and biomass of soil organisms in three land use systems in the high plateau of Pasto, Colombia Abundancia y biomasa de organismos edáficos en tres usos del terreno en el altiplano de Pasto, Colombia

open access: yesActa Agronómica, 2007
<span style="font-size: 12pt; font-family: Arial">At the county of Cruz de Amarillo, municipality of Pasto, Colombia, located al 2850 masl, a field study to determine the numbers of organisms and its biomass was carried out.
Burbano Orjuela Hernán   +2 more
doaj  

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