Agricultural revolutions

transition from hunter gatherer to settled peoples

period of high agricultural technology transfer in the 1950s and 1960s

biological exchange across Atlantic Ocean

farming management strategy

transformation in agriculture in the Old World during the Islamic Golden Age (8th to 13th centuries)

increase in agricultural production in Britain in mid-17th and late 19th centuries

robot in agriculture

modernization of agriculture in India

unmanned aerial vehicle

thumb|Use of the digging stick for tillage in the [[Nuba Mountains, Southern Sudan (2001 photograph)]] Hoe-farming is a primitive form of agriculture defined by the absence of the plough. Tillage in hoe-farming cultures is done by simple manual tools such as digging sticks or hoes. Hoe-farming is the earliest form of agriculture practiced in the Neolithic Revolution. Early forms of the plough (ard) were introduced throughout the Near East (Naqada II) and Europe (Linear Pottery culture) by the 5th to 4th millennium BC. The invention spread throughout Greater Persia and parts of Central Asia, r

quotient between production and productive factors