Cole says that studying more hyrax middens could help confirm archaeological evidence of a moist climate in the region between 9000 and 6000 years ago, at the very dawn of agriculture. (sciencemag.org)
Manure Animal manure has been used as a fertility input on farms since the dawn of agriculture and remains the most important fertility source on organic farms today. (foodsafetymagazine.com)
Since the dawn of agriculture, farmers have been developing new crop varieties. (irri.org)