Results 131 to 140 of about 361,777 (283)

Leptocybe invasa Fisher & La Salle, 2004 and Ophelimus maskelli Haliday, 1844 - two new records of gall forming Eulophidae from Malta (Hymenoptera, Chalcidoidea) [PDF]

open access: yes, 2012
The Eulophidae (Hymenoptera, Chalcidoidea) currently accommodates more than 4,000 described species worldwide in some 300 genera (noyES, 2003). In Europe, the family is represented by about 1,100 species (GAuld & Bolton, 1988).
Mifsud, David
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PRINCIPALES RESULTADOS PARA LA IMPLEMENTACIÓN DEL SISTEMA DE GESTIÓN DE EXTENSIÓN AGRARIA EN EL MUNICIPIO GÜINES, PROVINCIA MAYABEQUE

open access: yesCultivos Tropicales, 2015
El Sistema de Extensión Agraria (SEA), es una de las formas de facilitar, trasmitir y conocer los saberes entre los productores, técnicos y decisores en las áreas de producción agrícola en Cuba.
María I. Pavón Rosales   +4 more
doaj  

Role of spontaneous plants as a reservoir of alternative hosts for Semielacher petiolatus (Girault) and Citrostichus phyllocnistoides (Narayanan) (Hymenoptera, Eulophidae) in citrus groves [PDF]

open access: yes, 2006
The role spontaneous plants could eventually play towards populations of two exotic parasitoids, Semielacher petiolatus (Girault) and Citrostichus phyllocnistoides (Narayanan), was investigated in five Sicilian citrus groves.
Caleca, Virgilio   +2 more
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Reforma al Artículo 181 de la Ley Agraria [PDF]

open access: yes, 2016
La presente tesis versará sobre la propuesta de reforma que planteo al artículo 181 de la Ley Agraria, en el sentido de facultar a los Tribunales Unitarios Agrarios para tener por no interpuesta la demanda agraria.
Velázquez Díaz, Tifanny   +1 more
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PROPOSAL FOR A TERRITORIAL ASSESSMENT OF THE EFFECTS OF AGRICULTURAL POLICIES WITH A GEOREFERRED MATHEMATICAL PROGRAMMING MODEL: A CASE STUDY [PDF]

open access: yes
The primary sector has always had a fundamental role in human activities. In recent years, major industrialised and developed countries increased demand for the positive externalities generated by the agriculture, while they reduced the importance of the
Scozzafava, Gabriele
core   +1 more source

Reformulasi Politik Hukum Agraria [PDF]

open access: yes, 2000
It is thought that the reformulation of the political agrarian is urgently, seriously and effectively managed. This reformulation is required firstly because the political changes, during the New Order regime with its 'developmental ideologi, have ever ...
Kamis, M. (Margarito)
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Multi-output Technical Efficiency for Argentinean Dairy Farms Using Stochastic Production and Stochastic Distance Frontiers with Unbalanced Panel Data [PDF]

open access: yes
Published by Asociación de Economistas Agrarios de ChileArgentina, dairy farms, panel data, stochastic production and stochastic distance frontiers, technical efficiency, Production Economics, Productivity Analysis,
Arzubi, Amilcar   +3 more
core   +1 more source

Normas para la presentación de artículos [PDF]

open access: yes, 2001
Fil: Milone, Jorge Osvaldo. Universidad Nacional de Cuyo.
Milone, Jorge Osvaldo
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