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The cattle cycle is the approximately 10-year period in which the number of U.S. beef cattle is alternatively expanded and reduced over several consecutive years in response to perceived changes in profitability by producers. Generally, low prices occur when cattle numbers (or beef supplies) are high, precipitating several years of herd ...
Thus, a cycle may be short, totaling approximately 3 weeks. [21] Horses mate in spring and summer; autumn is a transition time, and anestrus occurs during winter. A feature of the fertility cycle of horses and other large herd animals is that it is usually affected by the seasons. The number of hours daily that light enters the eye of the ...
If it was a cow's first time calving, she will take longer to re-breed by at least 10 days. [4] However, beef cattle can also be bred through artificial insemination, [1] depending on the cow and the size of the herd. Cattle are normally bred during the summer so that calving may occur the following spring. [1]
Estrus is often called standing heat in cattle and refers to the time in their cycle where the female is receptive towards the male. Estrus behaviour can be detected by an experienced stockman. These behaviours can include standing to be mounted, mounting other cows, restlessness, decreased milk production, and decreased feed intake. [50]
Heat is usually most dangerous for the heaviest cattle that weigh more than 1,000 pounds (450 kg), but temperatures and humidity spiked so high that even lighter 700-pound cattle died, Vetter said.
Head of cattle is usually used only after a numeral. Australian, New Zealand and British farmers use the term beast or cattle beast. Bovine is also used in Britain. The term critter is common in the western United States and Canada, particularly when referring to young cattle. [21]
The preterite and past participle forms of irregular verbs follow certain patterns. These include ending in -t (e.g. build, bend, send), stem changes (whether it is a vowel, such as in sit, win or hold, or a consonant, such as in teach and seek, that changes), or adding the [n] suffix to the past participle form (e.g. drive, show, rise ...
Differences between the past tense and past participle (as in sing–sang–sung, rise–rose–risen) generally appear in the case of verbs that continue the strong conjugation, or in a few cases weak verbs that have acquired strong-type forms by analogy – as with show (regular past tense showed, strong-type past participle shown).