نتایج جستجو برای: agriculture

تعداد نتایج: 64549  

2003
Jørgen E. Olesen Margrethe Askegaard Ilse A. Rasmussen

2014
Antonieta Jerardino Joaquim Fort Neus Isern Bernardo Rondelli

It is well known that the Neolithic transition spread across Europe at a speed of about 1 km/yr. This result has been previously interpreted as a range expansion of the Neolithic driven mainly by demic diffusion (whereas cultural diffusion played a secondary role). However, a long-standing problem is whether this value (1 km/yr) and its interpretation (mainly demic diffusion) are characteristic...

Journal: :Work 2012
Christina Lunner Kolstrup

This study examined attraction and motivation factors important for people choosing to work and remain in the profession of dairy farm worker. The study comprised 194 agricultural students, 197 employed dairy farm workers and 147 employers. The study was based on questionnaires in which the key questions were: What would attract you to choose dairy farming as a profession? What attracts and mot...

Journal: :Rural sociology 2013
Martin Piotrowski Dirgha Ghimire Ronald R Rindfuss

Using data from two post-frontier rural settings, Nang Rong, Thailand (N=2,538) and Chitwan Valley, Nepal (N=876), this paper examines agricultural push factors determining the outmigration of young people age 15 to 19. We focus on different dimensions of migration, including distance and duration. Our study examines a wide array of agricultural determinants, each with its own potential effect ...

2016
Ali Haghani Mansour Aliabadian Jalil Sarhangzadeh Ahad Setoodeh

In this study, maximum entropy models were developed in four seasons to evaluate habitat suitability and factors affecting Asian Houbara in Iran. Environmental variables used in modeling consisted of 42 environmental and climate variables for Nayband wildlife refuge and 36 environmental and climate variables for Petregan protected area. Also, seasonal overlap area were obtained using the ENM TO...

2017
Simon Attwood Natalia Estrada Carmona Fabrice DeClerck Sylvia Wood Francesca Beggi Devendra Gauchan Keyu Bai Maarten van Zonneveld

> Agricultural biodiversity is used by rural communities worldwide in many time-tested practices that can confer increased resilience to farms, communities and landscapes. Using it more effectively and more sustainably can help to maintain and increase the flow of services and benefits agricultural biodiversity provides to communities. Using biodiversity to provide multiple services in sustaina...

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