Effectively use the existing cold-resistant genes with identification functions, use polymerization hybridization and backcross breeding, combined with molecular marker-assisted selection and ...

Allard, R W. 1956. Estimation of prepotency from Lima bean diallel cross data. Agron J, 48, 537–543.

half-black red delta or yellow snakeskin. Generation: Start with P for parentage, followed by F1, F2 etc. Cross: Are the fish being bred brother to sister (siblings), parents to daughter or son ...