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Seasonal variations of sperm freezability associated with testicular germinal epithelium changes in domestic (Ovis aries) and wild (Ovis musimon) rams

Martínez-Fresneda, Lucía; O’Brien, Emma; Velázquez, Rosario; Toledano-Díaz, Adolfo; Martínez-Cáceres, Carlos M.; Tesfaye, Dawit; Schellander, Karl; García-Vázquez, Francisco A.; Santiago-Moreno, Julian (2019-06-11)

The aim of this study was to examine ovine sperm cryoresistance during the rutting season (RS) and its association with sperm head area and seminiferous epithelium proliferation. Small ruminants show fluctuating testosterone ...

Management support by optimization-based trade-off analysis: the example of biodiesel crop production

Lautenbach, Sven; Volk, Martin; Strauch, Michael; Whittaker, Gerald; Seppelt, Ralf (2014)

Modeling in decision support applications has often been used to compare outcomes between alternative scenarios of decision options. The introduction of optimization methods enable the comparison of a very large number of ...