In 1970 , 1971 and 1973 in a single dairy farm a total of 20 6 German red pied heifers were subjected to synchronization treatment. Treatment schedules consisted of chlormadinone acetate (CAP) given orally daily for i8 days io mg/day). Half of the animals were used to measure the effect of additional hormones on conception rate. 3r heifers received 5 mg of estradiol benzoate, 35 animals, i,ooo ...

European consumers demand locally produced meat, preferably from regional breeds, but meat quality is unknown. Heifers two dual-purpose Valdostana Chestnut (VC) and Red Pied (VR), autochthonous to the Aosta valley, were compared with Piedmontese (PI), a beef breed. Fourteen VC VR each grazed high alpine pastures, ten PI received fresh grass in lowland barn. In group, heavier half of animals sla...

With the development of decentralized networks, smart contracts, especially those for ERC tokens, are attracting more and Dapp users to implement their applications. There some functions in token contracts that only a specific group accounts could invoke. Among functions, even can influence other or whole system without prior notice permission. These referred as contract backdoors. Once exploit...

Most hovering animals, such as insects and hummingbirds, enhance lift by producing leading edge vortices (LEVs) and by using both the downstroke and upstroke for lift production. By contrast, most hovering passerine birds primarily use the downstroke to generate lift. To compensate for the nearly inactive upstroke, weight support during the downstroke needs to be relatively higher in passerines...