منابع مشابه
Agriculture: Farm Chore Checkup
Background: The programmed cell death 2 (Pdcd2) gene on mouse chromosome 17 was evaluated as a member of a highly conserved synteny, a candidate for an imprinted locus, and a candidate for the Hybrid sterility 1 (Hst1) gene. Results: New mouse transcripts were identified at this locus: an alternative Pdcd2 mRNA skipping the last two coding exons and two classes of antisense RNAs. One class of t...
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After the political, economic and social transformation in 1989-1990, the farm structure in Hungary became undoubtedly more diverse than earlier. The new farm structure is radically different from the characteristics of its main competitors, mainly of other EU member states. The past two decades after the transition was a period long enough to appreciate the characteristics and the main changes...
متن کاملA Whole-farm Investment Analysis of Some Precision Agriculture Technologies
This study used information about a farm in the Victorian Mallee during the period 1998 – 2005 to analyse the profitability of investing in Precision Agriculture and Site-Specific Crop Management technology and farming systems. Two equipment guidance systems were evaluated. Both guidance systems earned more than 8 percent real return p.a. on the extra capital invested. A Real-Time Kinetic (RTK)...
متن کاملMCDM farm system analysis for public management of irrigated agriculture
In this paper we present a methodology within the multi-criteria paradigm to assist policy decision-making on water management for irrigation. In order to predict farmers’ response to policy changes a separate multi-attribute utility function for each homogeneous group, attained applying cluster analysis, is elicited. The results of several empirical applications of this methodology suggest an ...
متن کاملProductivity , Technical Efficiency , and Farm Size in Paraguayan Agriculture
This essay assesses the relationship between farm size and productivity. Both parametric and nonparametric methods are used to derive efficiency measures. Smaller farms are found to have higher net farm income per hectare, and to be more technically efficient, than larger farms. JEL Classifications: Q12, O12
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ژورنال
عنوان ژورنال: Environmental Health Perspectives
سال: 2004
ISSN: 0091-6765,1552-9924
DOI: 10.1289/ehp.112-a804b