truebred

adj.

纯种的，有礼貌的，有修养的；

On the Culex pipiens group in Japan. Part II : II. Siphonal hair types from the 4-4 true bred population of autogenous Culex pipiens...
[Crossbred versus true bred dairy cows]
[Beef properties of hybrids and true-bred bull-calves [Hybridization of Cuba zebu with Kostroma cattle in Azerbaijan]]. [Russian]
[Digestibility and utilization of nutrients by true-bred and crossbred steers]. [Russian]
[Creation of the reproductive herd of the beef cattle of Santa-Gertrudis type [true-bred breeding and crossing with red-steppe and S...
Studies on the behaviour of true-bred mutants of soybeans (Glycine max (L.) Merr.) in north Algeria.
On the Culex pipiens group in Japan. II. siphonal hair types from the 4--4 true bred population of autogenous Culex pipiens L. (Dipt...
Special price list of true bred seeds /
Apomixis for producing true-breeding plant progenies
Apomixis for producing true-breeding plant progenies