This is a preview. Log in through your library . Abstract When testing the significance of variance components in an unbalanced but completely nested experiment, one must rely on an approximate F-test ...

A relatively large population (5000–10000) ofT. nubilale Ertle and Davis (Hymenoptera: Trichogrammatidae) has been reared in the laboratory on the host species Ostrinia nubilalis (Hübner) (Lepidoptera ...

Three estimates of heritability are available from the half-sib pedigree design: the sire, dam and genotypic estimates. Because of its significantly smaller standard error, the genotypic estimate is ...

Journal of the Royal Statistical Society. Series D (The Statistician), Vol. 39, No. 1 (1990), pp. 3-9 (7 pages) A mixed nested design with first order stationary autoregressive errors is considered.