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Bovine tuberculosis
(2011-07-19)
Experiments on foreign seeds
(2011-07-19)
Tobacco
(2011-07-19)
Insects injurious to stored grain
(2011-07-19)
Co-operative seed tests
(2011-07-19)
Corn and cotton
(2011-07-19)
Co-operative soil tests of corn
(2011-07-19)
Cane syrup
(2011-07-19)
Fertilizers : commercial and domestic
(2011-07-19)