A book for a varied audience: college students of agriculture and sociology; high school students of vocation agriculture; members of the American Agricultural Economics Association; people with a long-standing background in agriculture; and other readers interested in 20th century agriculture. The book reads like a story and is supplemented with excellent photographs, contrasting past practices with modern technology.The dispute between those who advocate the humus theory of plant nutrition ( chiefly consumers) and those who support the mineral theory (chiefly ... Agriculture could make little progress until there were answers to these basic questions.
|Title||:||The Agricultural Revolution of the 20th Century|
|Author||:||Don Paarlberg, Philip Paarlberg|
|Publisher||:||John Wiley & Sons - 2008-02-28|