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ISSN: 1695-971X    frecuency : 4   format : Electrónica

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Volume 12 Number 4 Year 2014

33 articles in this issue 

Fernando Peregrina,Eva P. Pérez-Álvarez,Enrique García-Escudero

Tillage and semiarid Mediterranean climatic conditions accelerate soil organic matter losses in Spanish vineyards. Previous studies showed that cover crops can increase soil organic carbon (SOC) in Mediterranean vineyards. The objectives of this study wer... see more

Pags. 1000 - 1007  

Celio I. Chagas,Filipe B. Kraemer,Oscar J. Santanatoglia,Marta Paz,Juan Moretton

Grain production has displaced livestock to marginal lands in most of the productive regions in Argentina since 1990. In the fertile Rolling Pampa region, extensive cattle production has been concentrated in lowlands subjected to flooding, salt excess, er... see more

Pags. 1008 - 1017  

Anna Iannucci

Degraded native grasslands in Mediterranean areas can be improved by encouraging seedling regeneration from soil seed banks using chemical fertilization. The effect of mineral fertilizers on soil seed banks was studied in natural pastures at two locations... see more

Pags. 1018 - 1028  

Ainhoa Ferrando,Félix Goyache,Pere-Miquel Parés,Carlos Carrión,Jordi Miró,Jordi Jordana

The knowledge of the genetic composition and relationships among livestock breeds is a necessary step for the implementation of management and conservation plans. This study aims to characterise the genetic diversity and relationships among six sheep bree... see more

Pags. 1029 - 1037  

Hipolito Fernandez-Palacios,Dominique Schuchardt,Javier Roo,Marisol Izquierdo,Carmen Hernandez-Cruz,Neil Duncan

The present study aimed to determine the spawning efficacy, egg quality and quantity of captive breed meagre induced with a single gonadotrophin-releasing hormone agonist (GnRHa) injection of 0, 1, 5, 10, 15, 20, 25, 30, 40 or 50 µg kg-1 to determine a re... see more

Pags. 1038 - 1048  

Patricia Vazquez,Joseba M. Garrido,Elena Molina,Maria V. Geijo,Nieves Gomez,Valentin Perez,Iker A. Sevilla,Marta Alonso-Hearn,Adoracion Cortes,Ramon A. Juste

Paratuberculosis is a chronic mycobacterial infection causing granulomatous enteritis in ruminants, whose pathogenesis and epidemiology poses numerous challenges, including latency and reactivation. The most recent and complete classification of paratuber... see more

Pags. 1049 - 1060  

Moez Ayadi,Abdelkarim M. Matar,Riyadh S. Aljumaah,Mohammed A. Alshaikh,Mohammed A. Abouheif

A total of 30 multiparous Najdi ewes were used to study the evolution of udder morphology traits and milk fractions in the udder during suckling (3rd, 6th, 9thwk) and milking (10th, 11th, 12thwk) periods. During suckling period, daily milk yield was estim... see more

Pags. 1061 - 1070  

Masoud Mirzaee,Mehran Torki,Mahmood Habibian

A 2 x 2 x 2 factorial arrangement of treatments was conducted to evaluate the effects of two dietary apparent metabolizable energy (AME) levels (2,720 and 2,580 kcal kg-1 diet) and enzyme (0 and 0.3 g kg-1 diet, Grindazym® GP 15,000 with mostly xylanase a... see more

Pags. 1071 - 1081  

Rosa Nieto,Luis Lara,Roberto Barea,Rosa García-Valverde,Jose A. Conde-Aguilera,Jose F. Aguilera Sánchez

A meta-analysis was made of data from a total of 211 growing-finishing Iberian (IB) pigs from four separate and independent sets of trials. Within each set of trials, a factorial arrangement of treatments was used, involving several concentrations of idea... see more

Pags. 1082 - 1093  

Mohammad R. Ghorbani,Mohammad Bojarpour,Mansour Mayahi,Jamal Fayazi,Reza Fatemitabatabaei,Saleh Tabatabaei,Idrus Zulkifli

The aim of present study was to evaluate the effect of purslane extract on performance, cecal microflora composition and immune responses of broiler chickens. One hundred and ninety two 1–day old broiler chicks (Ross 308) were allocated randomly in 4 grou... see more

Pags. 1094 - 1098  

Raimon Ripoll-Bosch,Margalida Joy,Albina Sanz,Isabel Blasco,Guillermo Ripoll,Javier Álvarez-Rodríguez

Sheep farming systems in Spain are experiencing an intensification process, characterised by a general selection criteria of enhancing prolificacy in ewes, and by increasing indoor feeding with concentrates to the detriment of grazing. This study evaluate... see more

Pags. 1099 - 1104  

Antonio Gimeno,Alberto Dieste,Abdelmuhsen Al Alami,Antonio de Vega,Carlos Castrillo,Manuel Fondevila

Nutritional disorders like ruminal acidosis are common in Spanish beef production system, in which animals are fed diets with a high content in starch. This experiment studied the effect of feed presentation form (concentrate and straw offered separately,... see more

Pags. 1105 - 1109  

Federico Sanna,Antonello Franca,Claudio Porqueddu,Giovanna Piluzza,Giovanni A. Re,Leonardo Sulas,Simonetta Bullitta

Forage varieties of Lolium perenne L. (perennial ryegrass) available on the seed market generally show low persistence in rainfed Mediterranean conditions. Eleven native populations of perennial ryegrass from Corsica and Sardinia, previously chosen for th... see more

Pags. 1110 - 1123  

Tomasz Warzecha,Agnieszka Sutkowska,Halina Góral

The Triticum timopheevi cytoplasmic male sterility (cms) system in triticale (xTriticosecale Wittmack) suffers from a low frequency of maintainers and environmental instability of the male sterility. On the other hand, the Pampa cms system in rye (Se... see more

Pags. 1124 - 1130  

Jose J. Regalado,Juan Gil,Patricia Castro,Roberto Moreno,Carlos Lopez-Encina

The aim of this work was the development of new “supermale” genotypes retaining the highest genetic diversity possible of the tetraploid asparagus landrace ‘Morado de Huétor’. The elite andromonoecious male HT664 of the ‘Morado de Huétor’ asparagus landra... see more

Pags. 1131 - 1136  

Cristina Romero-Trigueros,Pedro A. Nortes,Francisco Pedrero,Oussama Mounzer,Juan J. Alarcón,Jose M. Bayona,Emilio Nicolás

Citrus trees are strongly affected by salinity, especially in countries where irrigation is required as a semi-arid Mediterranean agronomic region. The aims of the study were i) to identify the best reliable plant-based water status indicator for field gr... see more

Pags. 1137 - 1148  

Laura Casanova,M. Paz Suárez,Victor M. Fernández-Cabanás,Ana M. Morales-Sillero,M. Rocío Jiménez,Pilar Rallo

Sexual reproduction in olive is carried out for purposes such as breeding. The seedlings evolve from the juvenile to the adult stage, and until now, only the discrete developmental phases have been investigated in detail. However, the transition process h... see more

Pags. 1149 - 1157  

Fen Gao,Yuanhua Wu,Mengliang Wang

Alternaria alternata (Fries) Keissler is a phytopathogenic fungus responsible for tobacco brown spot disease. This study aims to evaluate the antifungal activity of strain 163 against A. alternata and clarify its taxonomic status. The evaluation of the an... see more

Pags. 1158 - 1165  

Asgar Ebadollahi,Ebrahim A. Zavieh,Asghar Nazifi,Jalal J. Sendi,Manoochehr Farjaminezhad,Ali Samadzadeh,Pejman Tajmiri

The present investigation was aimed to analyse the chemical composition of essential oil isolated from Heracleum persicum Desf. ex Fischer and assess its lethal and sub-lethal effects against Tribolium castaneum (Herbst). Essential oil from hydro-distille... see more

Pags. 1166 - 1174  

Ana R. L. Miranda,Luis A. P. L. Nunes,Mara L. J. Oliveira,Wanderley J. Melo,Ademir S. F. Araujo

Tannery industry releases high amounts of tannery sludge which are currently composted and used in agricultural soils. The consecutive amendment of such composted tannery sludge (CTS) may affect soil microrganisms, such as rhizobia. In this study, we eval... see more

Pags. 1175 - 1179  

Weibo Nie,Liangjun Fei,Xiaoyi Ma

Evaluation of furrow irrigation systems requires accurate estimation of soil infiltration parameters and Manning roughness, and the impact of variations of those parameters should be considered. The objectives of this paper were to verify the reliability ... see more

Pags. 1180 - 1191  

María Laura Cendón,Javier Sanz-Cañada,Delio Lucena-Piquero

A relevant topic investigated in ‘Local Agro-Food Systems’ studies (LAFS) is the key role of collective action in the dissemination of innovations and knowledge aimed at the organization of quality on a local scale. The scope of this article deals with th... see more

Pags. 869 - 888  

Inmaculada Marques-Perez,Baldomero Segura,Concepcion Maroto

The debate on the multifunctionality of agriculture and its connections with territorial policies are the basis of the most appropriate approach to legitimize public interventions in the agricultural sector. The main obstacle of this public intervention i... see more

Pags. 889 - 901  

Zuzana Krupová,Emil Krupa,Marie Wolfová,Monika Michalicková

The impact of variation in production traits, and inputs costs and product prices on economic efficiency of a multi-purpose sheep breed farmed in a marginal area of Slovakia was examined using a bio-economic simulation model of the program package ECOWEIG... see more

Pags. 902 - 912  

George Philippidis,Ana I. Sanjuán,Emanuele Ferrari,Robert M'barek

The concept of 'bioeconomy' is gathering momentum in European Union (EU) policy circles as a sustainable model of growth to reconcile continued wealth generation and employment with bio-based sustainable resource usage. Unfortunately, in the literature an... see more

Pags. 913 - 926  

Insa Flachsbarth,Alberto Garrido

Trade of agricultural commodities has grown significantly in most Latin American countries (LAC) over the last two decades. However, after the international food price surges in 2006-08 and 2011-12 concerns about food access of the poor arose. Within a pa... see more

Pags. 927 - 940  

Ayadi Ibrahmi,Hatem Bentaher,Aref Maalej

This paper investigated the effect of the cutting parameters of a blade on the tillage force components using finite element modeling. A three-dimensional model was carried out with Abaqus Explicit in order to study the interaction between the tool and so... see more

Pags. 941 - 951  

Bernardo Martin-Gorriz,Ignacio Porras Castillo,Antonio Torregrosa

This work compares mechanical pruning followed up by hand pruning versus manual pruning in the case of ‘Fortune’ mandarins. Yield and fruit quality were measured over a three-year period. Two mechanical pruning intensities were tested, these intensities b... see more

Pags. 952 - 959  

Franco Famiani,Daniela Farinelli,Sara Rollo,Salvatore Camposeo,Claudio Di Vaio,Paolo Inglese

In 2006 and 2009, trials were carried out in the Apulia region in Southern Italy to evalu-ate the possibility of mechanizing olive harvesting in groves of old and very large trees. The trees belonged to the cultivars ‘Cellina di Nardò’ and ‘Ogliarola Sale... see more

Pags. 960 - 972  

Zhong Tang,Yaoming Li,Lizhang Xu,Francis Kumi

The thorough investigation of both grain threshing and grain separating processes is a crucial consideration for effective structural design and variable optimization of the tangential flow threshing cylinder and longitudinal axial flow threshing cylinder... see more

Pags. 973 - 983  

Jaime Bosch,Fernando Mardones,Andrés Pérez,Ana de la Torre,María Jesús Muñoz

Wild boar (Sus scrofa) populations in many areas of the Palearctic including the Iberian Peninsula have grown continuously over the last century. This increase has led to numerous different types of conflicts due to the damage these mammals can cause to a... see more

Pags. 984 - 999