<http://aims.fao.org/aos/agrovoc/xDef_a63dc6b2>	<http://purl.org/dc/terms/created>	"2018-08-02T13:26:56Z"^^<http://www.w3.org/2001/XMLSchema#dateTime> .
<http://aims.fao.org/aos/agrovoc/xDef_a63dc6b2>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#value>	"Tractive efficiency (TE) is the ratio of drawbar power to axle power and can be estimated when slip is known. TE (and hence tire efficiency) of a wheel can be predicted using a series of equations that take into account tire dimensions, soil conditions, slip, etc. Tractor performance is calculated by summing the individual wheel performances. "@en .
<http://aims.fao.org/aos/agrovoc/xDef_a63dc6b2>	<http://purl.org/dc/terms/source>	<https://cals.arizona.edu/crop/equipment/agmachinerymgt.html> .