安静期（Diestrus and Anestrus）：发情期后，雌狗进入了安静期，如果受孕，将开始怀孕，怀孕期通常持续约63天。如果没有受孕，雌狗将进入非发情期 ...

The duration of a dog's heat cycle typically spans 18-21 days. However, this can vary between individual dogs and breeds. A majority of dogs experience a heat cycle every six to eight months, but this ...

非发情期（Anestrus）：这是猫咪的休息期，持续时间取决于环境因素，特别是光照的长度。 值得注意的是，猫咪的发情周期可能因个体而异 ...

I’ve noticed most dairy lactation diets contain a fortified level of chelated trace minerals. When I ask dairy producers why ...

Remember, if cows are decreasing in body condition, their food resources are likely not being used for reproduction. This issue can easily carry over into next year as nutritional resources are ...