Economists have been inquiring into the nature and causes of the wealth of nations for centuries,1 but the regular and systematic construction of official quantitative measures of relative economic progress is a phenomenon of recent decades. A key role in this transformation was played by Colin Clark, who held that ‘[c]omparisons of economic welfare between one community and another, one econom...

The influence of melatonin receptor 1A gene on litter size was studied in 150 ewes from Zel (n=100) and Naeini (n=50) sheep breeds. Two restriction fragment length polymorphism (RFLP) analyses were done to determine all genotypes occurring by variations at MnlI and RsaI restriction sites. The M and C were the most frequent alleles in both of these breeds. The MM genotype was predominant in Zel ...

abstract- according to article 44 of the i.r. of iran constitution, the iranian economy consists of three sectors; the state, the cooperative, and the private sectors. the aim of this study was to present a hierarchy of criteria for selecting the best economic sector for agricultural development. analytic hierarchy process (ahp) was used to calculate the relative importance of either criteria o...

The objective of this study was to determine the progress in grain yield and quality accomplished with conventional breeding methods, as well identify stable, widely or specifically adapted genotypes under central European growing conditions. Recently developed soybean elite lines maturity groups (MGs) 00, 0 I were compared commercial cultivars (standards) comparative field tests during three c...