The objective of the article is to investigate the variability in growth and wood properties of the willow clones. The growth and wood traits of four year old 21 clones willow clones were investigated. Analysis of variance showed that willow clones differed significantly for all the studied growth and wood traits. Among the growth parameters the maximum heritability value was shown by height wh...

The pearl oyster Pinctada martensii is an important species for sea production in China. To explore the influence of combination mass selection and hybridization on growth performance P. , we established four selected groups control (each with two within-family crosses reciprocal hybrid crosses) using 1-year-old offspring families (Family A Family B) from Beihai, Guangxi Province, Generally, gr...