Barnabe, V.H. Barnabe, R.C. Visintim, J.A. Viana, W.G. Casagrande, J.F. Almeida, C.A. de <br/><br/>
Comparative study between phase contrast and differential interference contrast microscopies for evaluation of frozen bull semen [Bovino; Semen; Conservacao; Congelamento; Bos taurus] 
 Comparative study between phase contrast and differential interference contrast microscopies for evaluation of frozen bull semen [Bovine; Conservation; Freezing; Bos taurus] 

<br/><br/><label>Subjects--Topical Terms: </label><br/>Melhoramento genetico animal<br/>Bovino<br/>Semen<br/>Conservacao<br/>Congelamento<br/>Reproducao animal