22 articles in this issue
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José L. Gallizo,Jordi Moreno,Manuel Salvador
The aim of this paper is to analyse whether the family control exerts a significant influence on profitability in agri-food companies that have been vertically integrated. This assumption is based on the idea that family-owned firms better overcome the in... see more
Melania Salazar-Ordóñez,Macario Rodríguez-Entrena
The attitudinal approach, represented by the Theory of Reasoned Action and, subsequent, Theory of Planned Behaviour, and the judgements and choices – also called decision – approach, rendered by the Classical Utility Economic Theory, are the two mainstrea... see more
Hanping Mao,Yang Liu,Luhua Han,Baoguo Sheng,Guoxin Ma,Yaxiong Li
This study was aimed to find the causes of pick-up destruction of tomato root lumps using X-ray microcomputed tomography, and to identify the pick-up parameters of low root lump destruction. The roots and pores were reconstructed three-dimensionally and a... see more
Jian Zhao,Adilet Sugirbay,Fanyi Liu,Yun Chen,Guangrui Hu,Enyu Zhang,Jun Chen
To accurately and efficiently remove unripe fruit, flowers, leaves, and other impurities in machine-harvested Lycium barbarum L., winnowing equipment for machine-harvested L. barbarum based on the principle that different materials have different flight c... see more
Lucía González-Arenzana,Javier Portu,Ana R. Gutiérrez,Pilar Santamaría,Isabel López-Alfaro,Rosa López
This study was aimed to analyze the effects of the nitrogen foliar application, and elicitation used on microbial populations of musts. The nitrogenous compounds were raw and treated wastewater from mushroom industry and a commercial yeast derivate; the e... see more
Juan L. Ramos-Suárez,Claudia L. Vargas-Avendaño,Javier Mata-González,Ángeles Camacho-Pérez
Hen droppings (HD) and Goat Cheese Whey (GCW) are two difficult substrates to be treated by anaerobic digestion due to their characteristics; however, their co-digestion offers the possibility of successfully treating these substrates together. The goal o... see more
Amina Yaqoob,Ahmad A. Shahid,Ibrahim B. Salisu,Saira Azam,Mukhtar Ahmed,Abdul Q. Rao
Genetically modified (GM) plants with insecticidal Bacillus thuringiensis (Bt) genes are widely accepted but their commercial utilization highlights the biosafety issues worldwide. The risk assessment of GM crops demonstrates their impact on the ecosystem... see more
Miguel Mellado,Ulises Macías-Cruz,Leonel Avendaño-Reyes,Francisco G. Véliz,Leticia Gaytán,José E. García,Alvaro F. Rodríguez
The objective of this study was to assess various risk factors affecting fetal losses in high-yielding Holstein cows in a hot environment. In a retrospective observational study, 14,384 records from Holstein cows from a large highly technified dairy herd ... see more
Miguel Mellado,Vanessa Alba,Leticia Gaytán,José E. García,Jesús Mellado
The objective of this study was to evaluate the impact of age at first calving (AFC) and climatic conditions at calving on peripartum disorders and reproductive performance in Holstein heifers in a hot environment. A total of 3000 reproductive records fro... see more
Martin Novoa,Luis Vázquez,Almudena Lage,Inmaculada González-Torres,Luis F. Pérez-García,Noemi Cobas,Jose M. Lorenzo
The effect of electrical parameters (intensity and voltage) to obtain an effective water-bath stunning in a commercial poultry slaughterhouse was studied. A total of 390 broilers were randomly divided into six experimental groups according to the intensit... see more
Rômulo B. Rodrigues,Micheli Z. Hassemer,Iury W. A. Melo,Dacley H. Neu,Fábio Bittencourt,Wilson R. Boscolo
Valine belongs to the group of branched-chain amino acids, has an important structural role and is primarily deposited as body protein. The present study evaluated the effects of valine in diets of juvenile Nile tilapia. A total of 216 juveniles with weig... see more
Pedro González-Redondo,Francisco P. Caravaca,Alberto García-Ávarez,Fernando Martínez-Moreno
Japanese quail (Coturnix coturnix japonica) usually fed on ground or pelleted balanced feeds, while whole grains are supplied in alternative systems. Voluntary intake and preference of four whole-grain cereals (durum wheat, bread wheat, triticale and barl... see more
Bruno J. C. F. Eiras,Galileu C. Veras,Adriana X. Alves,Rauquírio M. da Costa
The present study aimed to evaluate the effect of salinity and feeding frequency on zootechnical performance of Pterophyllum scalare and Heros severus five-day-old post-larvae. Two experiments were performed in a completely randomized experimental design ... see more
Pilar Gago,José L. Santiago,Susana Boso,María C. Martínez
No country has a larger area under olive (Olea europaea subs. europaea var. europaea) cultivation than Spain. In the Spanish northwest, however, this crop has largely been forgotten, even though olive oil was once an important product of the area. Sadly, ... see more
Jing Li,Xia Li,Qinghua Yang,Yan Luo,Xiangwei Gong,Weili Zhang,Yingang Hu,Tianyu Yang,Kongjun Dong,Baili Feng
Drought has become a serious problem that threatens global food security. Foxtail millet (Setaria italica) can be used as a model crop for drought-resistant research because of its excellent performance in drought tolerance. In this study, the typical dro... see more
Jaume Lordan,Pere Vilardell,Estanis Torres,Simó Alegre,Luis Asín
Growth control in pear orchards is essential, not just to reduce competition between vegetative and reproductive sinks, but also to improve return bloom, yield and fruit quality. The goal to optimize growth control, return bloom and yield must be pursued ... see more
Sofiene Ben Kaab,Iness B. Rebey,Marwa Hanafi,Chadi Berhal,Marie L. Fauconnier,Caroline De Clerck,Riadh Ksouri,Haissam Jijakli
In order to reduce the use of chemical pesticides, great interest has been focused on environment-friendly biological control agents and botanicals that preserve biodiversity. In this context, our study aimed to assess the antifungal and herbicidal activi... see more
Gurkan Basbagci,Filiz Unal,Ayse Uysal,Fatma S. Dolar
In the 2016-17 growing seasons, surveys were conducted in the Isparta, Usak, Kütahya and Denizli provinces of Turkey to identify the Rhizoctonia solani AG-4 associated with root and crown rot of chickpea. A total of 75 isolates of Rhizoctonia were obtaine... see more
Predrag Milovanovic,Petar Kljajic,Tatjana Popovic,Goran Andric,Marijana Pražic-Golic
This paper presents data on the dynamic of B. aeneus populations in winter oilseed rape in the downriver section of the Danube in Serbia, which were acquired by yellow water traps and a beating method. Their susceptibility to several insecticides of diffe... see more
Juan R. Gallego,Jesús Guerrero-Manzano,Francisco J. Fernández-Maldonado,Tomas Cabello
The South American tomato moth Tuta absoluta (Meyrick) (Lepidoptera: Gelechiidae) is a pest species of great economic importance in tomatoes, both in greenhouses and in open-air crops. This importance has increased in recent years because it has been intr... see more
Funian Zhao,Runyuan Wang,Kai Zhang,Jun Lei,Qiang Yu
Grain yield of spring wheat (Triticum aestivum L.) fluctuates greatly in Western Loess Plateau of China due to limited and highly variable precipitation. Farmers in this area need a simple tool to predict spring wheat grain yield and assess yield loss ris... see more