Produkt mají v nabídce:
Grand Old Man of Purdue University and Indiana Agriculture - Whitford, Frederick a Martin, Andrew G.
William Carol Latta became the driving force behind Purdue's world-famous School of Agriculture and initiated extension services that have lasted for more than a century. In 1890, he laid out the first permanent soil fertility field experiments, inaugurating a system of research considered one of the best in the country at that time.
