Results 81 to 90 of about 209,879 (195)

Unveiling the Spatiotemporal Drivers of Green Utilization Efficiency of Cultivated Land in China: A PEST-GTWR Framework

open access: yesLand
Promoting green utilization of cultivated land is the key to balancing resource use and ecological capacity. However, its working mechanisms are still unclear. This study attempts to address this empirical research gap through a three-stage cyclic system
Mengyao Zhang   +3 more
doaj   +1 more source

Assessment of the performance of traditional agroforestry systems in Southwestern Cameroon [PDF]

open access: yes, 2008
Amid the diversity of farming systems developed in humid tropical zones, a large number is characterized by the combination of perennial and annual plants.
Bikoï, Achille   +7 more
core  

South Africa as the actor and the intermediary of Africa's agricultural transformation [PDF]

open access: yes, 2014
L'Afrique du Sud investit dans l'agriculture de 28 pays africains, par l'exportation de ses agriculteurs, de son industrie agroalimentaire, et de son expertise technique et managériale.
Anseeuw, Ward   +2 more
core  

The measurement of farm size and the meaning of part-time farming: the AARES countries [PDF]

open access: yes
This paper examines what, precisely, is meant by a 'farm', the criteria for the inclusion of individual farms in a statistical register and the resulting enumerations and average sizes of farms in published statistics.
Lund, Philip J., Price, Roger
core   +1 more source

Wage labour: Modes of territorial adjustment of work groups and livestock farming activities. Illustration in Brazilian Amazonia and comparison with other regions of the world [PDF]

open access: yes, 2008
Wage labour is important in livestock farming in Amazonia, as in other regions. It is increasing, and agricultural production systems that were hitherto family-based are increasingly turning to it.
Alves, Ailce Margarida   +7 more
core  

Hog Insurance Adoption and Suppliers' Discrimination: A Bivariate Probit Model with Partial Observability [PDF]

open access: yes
This paper explores the factors that impact insurance choices. Specially designed survey questions allow one to fully observe the demand tendency by the farmers and partially observe the supply tendency by the insurance company.
Cao, Ying, Zhang, Yuehua
core   +1 more source

Key factors influencing economic relationships and communication in European agri-food chains [PDF]

open access: yes, 2008
End of project reportThis report reflects the Irish contribution to an EU-funded project which aimed to: clarify the relevance of business-to-business relationships and communication in European agri-food chains, and identify the economic, social
Henchion, Maeve, McIntyre, Bridin
core  

Graphene microwave transistors on sapphire substrates

open access: yes, 2011
We have developed metal-oxide graphene field-effect transistors (MOGFETs) on sapphire substrates working at microwave frequencies. For monolayers, we obtain a transit frequency up to ~ 80 GHz for a gate length of 200 nm, and a power gain maximum ...
A. C. Betz   +10 more
core   +1 more source

INEFFICIENCY AND ABUSE OF COMPULSORY LAND ACQUISITION--AN ENQUIRY INTO THE WAY FORWARD [PDF]

open access: yes
This paper focuses on two issues--the problems with the compulsory acquisition of land, and the regulatory and institutional impediments that obstruct voluntary land transactions.
RAM SINGH
core  

Lameness in Adult Sheep and Goats in Greece: Prevalence, Predictors, Treatment, Importance for Farmers

open access: yesAnimals
The present study refers to an extensive investigation of lameness performed countrywide in Greece, on 325 sheep and 119 goat farms. The specific objectives of this work were to present data on the occurrence of lameness on sheep and goat farms and to ...
Eleni I. Katsarou   +5 more
doaj   +1 more source

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