The screening for Black rot9Xanthomonas campestris PV.campestris)resistance in broccoli(Brasica oleracea L.Var,italica Planch)lines plays an important role in b
The urinary concentrations of hydroxyproline (HYPRO)and 3-methyl histidine (3-MEH1S ) were determined in 16 Chinese-Holstein cows. The objectives of the experiment
It focuses on that students must be developed the ability to solve the practical problem by building the mathematics models and the ability to combine the theor