Results 41 to 50 of about 101,999 (216)

Synopsis of Acanthocerini (Hemiptera, Coreidae) from Argentina [PDF]

open access: yes, 2013
Eight genera and 13 species of the tribe Acanthocerini are recorded in Argentina, i.e., Athaumastus haematicus (Stål), Athaumastus macer Brailovsky, Athaumastus subcarinatus (Stål), Athaumastus subterlineatus Bergroth, Beutelspacoris sanchezi Brailovsky,
Amyot   +49 more
core   +4 more sources

Monitoring spirodiclofen resistance in female Brevipalpus yothersi (Acari: Tenuipalpidae) from citrus orchards in Southeastern Brazil

open access: yesAgricultural and Forest Entomology, EarlyView.
Spirodiclofen resistance levels in B. yothersi varied geographically across the Brazilian citrus belt, with higher resistance in the central region. Sublethal effects included reduced oviposition, increased non‐viable eggs and disrupted female reproduction.
Hector Alonso Escobar‐Garcia   +1 more
wiley   +1 more source

Balancing risk and opportunity: Nasute termite responses to predator and competitor chemical cues

open access: yesEcological Entomology, EarlyView.
Nasutitermes corniger discriminates between heterospecific chemical cues during foraging, showing non‐random resource selection based on predator and competitor information. Predator chemical cues consistently reduce food resource selection, indicating avoidance driven by perceived predation risk rather than direct encounters.
Aline N. F. Silva   +6 more
wiley   +1 more source

Efecto de la defoliación post-quema sobre el crecimiento de dos gramíneas nativas en el Caldenal, Argentina [PDF]

open access: yes, 2009
El crecimiento en los pastizales naturales semiáridos puede ser afectado por la longitud de tiempo que el pastoreo es excluido durante el período de regeneración post-fuego.
Boo, Roberto Miguel   +4 more
core  

Pejerrey (Odontesthes bonariensis) Under Siege: Main Infectious Diseases and Their Role in Aquaculture and Wild Populations Amidst Environmental Change

open access: yesJournal of Fish Diseases, Volume 48, Issue 4, April 2025.
ABSTRACT The pejerrey (Odontesthes bonariensis) is a key species for recreational and commercial fisheries in Argentina and holds significant aquaculture potential. It has been introduced to various countries worldwide, including Japan, where intensive aquaculture has developed.
Aarón Torres‐Martínez   +4 more
wiley   +1 more source

Preliminares

open access: yesRevista Facultad Nacional de Agronomía Medellín, 2016
Contraportada
Revista Facultad Nacional de Agronomía
doaj   +3 more sources

Las “moscas de las flores” (Diptera: Syrphidae) en Lules, Tucumán [PDF]

open access: yes, 2014
La familia Syrphidae es un grupo de insectos que se caracteriza por ser moscas grandes y vistosas capaces de adoptar la apariencia de abejas o avispas para defenderse de los depredadores. Los adultos generalmente se encuentran sobre las flores o en vuelo
Assaf, M. J. T.   +4 more
core  

Epidemiology of Salmonid Rickettsial Septicemia (SRS) in Farmed Salmon: The Role of Sea Lice Infestations in Mortality Risk

open access: yesJournal of Fish Diseases, EarlyView.
ABSTRACT Piscirickettsia salmonis , the causal agent of salmonid rickettsial septicemia (SRS), is the main pathogen affecting farmed salmonids in Chile. Outbreaks of SRS lead to substantial economic losses for producers. Many determinants related to SRS outcomes are still poorly understood.
Benjamín Diethelm‐Varela   +7 more
wiley   +1 more source

Historia agraria para los agrónomos

open access: yesRevista de Historia, 2003
El desarrollo agropecuario puede ser considerado como un proceso continuo de transformación (en el tiempo) y de diferenciación (en el espacio) de los sistemas de producción agropecuaria.
Marc Dufumier
doaj  

Agricultural drought in the Claromecó river basin, Buenos Aires province, Argentina [PDF]

open access: yes, 2008
The dry and wet periods affecting the Claromecó Creek Basin in the south of the Province of Buenos Aires were analysed applying Palmer’s Model. Palmer’s Drought Severity Index was calculated regionally for five towns for the 1904-1999 period.
Carbone, Maria Elizabeth   +2 more
core   +1 more source

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