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Q41378098-1F4B07F1-1B51-4251-B32B-4C984035DC39
Q41378098-1F4B07F1-1B51-4251-B32B-4C984035DC39
BestRank
Statement
http://www.wikidata.org/entity/statement/Q41378098-1F4B07F1-1B51-4251-B32B-4C984035DC39
Positive and negative contrast as a function of component duration for key pecking and treadle pressing.
P2860
Q41378098-1F4B07F1-1B51-4251-B32B-4C984035DC39
BestRank
Statement
http://www.wikidata.org/entity/statement/Q41378098-1F4B07F1-1B51-4251-B32B-4C984035DC39
rank
NormalRank
type
BestRank
Statement
wasDerivedFrom
524b577b78ced5095b6d0e1639844715a4f345f5
P2860
Failure to obtain positive contrast when pigeons press a bar.