“Geographers and agricultural economists have become increasingly interested in recent years in studying the associations of crops and livestock in different types of agriculture, in contrast to the separate consideration of individual crops or products.”
R. Hartshorne, S.N. Dicken (1935) "A classification of the agricultural regions of Europe and North America on a uniform statistical basis". Annals of the Association of American. Vol 25 (2), p. 99
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Richard Hartshorne 18
American Geographer 1899–1992Related quotes

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Source: The Principles of Agriculture, 1844, Section I: The fundamental principles, p. 1.

“You only have one life. Whatever crops up, crops up.”
Interview http://nobelprize.org/nobel_prizes/physics/laureates/1988/steinberger-interview.html with the 1988 Nobel Laureate in Physics, Jack Steinberger, at the 58th Meeting of Nobel Laureates in Lindau, Germany, July 2008. The interviewer is Adam Smith, Editor-in-Chief of Nobelprize.org http://nobelprize.org/.

Brexit: UK will apply food tariffs in case of no deal https://www.bbc.co.uk/news/uk-47291378 BBC News (19 February 2019)
2019

Notwithstanding My Weakness, 1981, Deseret Book Co. (Salt Lake City, Utah), pg. 7.

1920s, Second State of the Union Address (1924)

“It's but little good you'll do a-watering the last year's crop.”
Adam Bede (1859)

Source: "Transforming traditional agriculture," 1964, p. 37