To obtain the protein of duck interferon alpha and study its biological activities, the prokaryotic ex-pression vector of DuIFN-α was constructed and expressed
A near-isogenic lines(NILs) -Williams and Williams82 is used to identify molecular marker linked to the resistance gene Rps1-k by RAPD. Genomic DNAs extracted f
In order to study the responding of different growth state on low temperature in Broccoli (Brassica oleracea var. italica), we took prematurity broccoli hybrid