Mobile balers, machines which gather and bale hay in one process, were first developed around 1940. The first balers produced rectangular bales small enough for a person to lift, usually between 70 and 100 pounds (32 and 45 kg) each. The size and shape made it possible for people to pick bales up, stack them on a vehicle for transport to a storage area, then build a haystack by hand.
From Wikipedia, the free encyclopedia. An F1 hybrid (or filial 1 hybrid) is the first filial generation of offspring of distinctly different parental types. F1 hybrids are used in genetics, and in selective breeding, where it may appear as F1 crossbreed. The term is sometimes written with a subscript, as F1 hybrid. The offspring of distinctly different parental types produce a new, uniform phenotype with a combination of characteristics from the parents.
The ordinals in the terms first cousins, second cousins, third cousins, refer to the number of generations to one's closest common ancestor. The number of G words used to describe this ancestor will determine how close the relationship is.wo people for whom a first cousin relationship is one generation removed. The child of one's first cousin; also the first cousin of one's parent. Frank and his father's first cousin, Emma, are first cousins once removed.