Work projects for farm youth organized; the name '4-H' adopted in 1913.
Lacey Act prohibited importation of injurious animals,
birds, and fish.
Of gainfully employed persons, 38 percent were engaged in
Mendel's work on heredity rediscovered.
Bureau of Plant Industry established.
Complement fixation test developed.
Began experiments with Egyptian long-staple
First plants methodically bred for
Reclamation Act passed.
Oily flavor in butter eliminated by
Dutch botanist, Hugo De Vries, announced his theory of
Pseudorabies of pigsAujeszky's diseasedescribed
and causative virus identified.
Existence and function of hormones discovered.
Sea Island, first wilt-resistant cotton
Demonstrated that a virus causes hog
cholera and that recovering hogs are immune for life.
Wright Brothers demonstrated the first airplane.
Date palm introduced to the U.S.
Insect Pest Act prohibited importation or mailing of live, injurious insects.
Livestock Quarantine Act passed.
Pure Food and Drug Act passed. (more)
Demonstrated that alkali soils could be
reclaimed by flooding. (more)
Developed live-virus vaccine for hog
28-hour law required humane care of livestock in interstate
Meat Inspection Act passed.
First caterpillar tractor powered by gasoline engine
produced by Holt Company.
American and European foulbrood diseases of
Branding ink for use in meat inspection
Mediterranean fruit fly introduced to Hawaiian
Founded the science of nematology in the
Yuma released; first U.S. variety of
long-staple cotton, followed by Pima in 1910.