GENETIC ANALYSES OF THE QUANTITATIVE CHARACTERS IN GINKGO BILOBA L. LEAVES The Selection of Resistance to Stripe Rust(Puccinia striiformis)from Progenies of Random Poly-Crosses of Wheat(Triticum aestivum L.) A Preliminary Analisis on Genetic Parameters of Major Agronomic Characters of Progenies from Crosses between Cultivated(G.max) and Semi-wild Soybean(G.gracilis)