History of agriculture the New Leicester sheep. Machines were invented to improve the efficiency of various agricultural operation, such as Jethro Tull's seed drill of 1701 that mechanised seeding at the correct depth and spacing and Andrew Meikle's threshing machine of 1784. Ploughs were steadily improved, from Joseph Foljambe's Rotherham iron plough in 1730 to James Small's improved "Scots Plough" metal in 1763. In 1789 Ransomes, Sims & Jefferies was producing 86 plough models for different soils. Powered farm machinery began with Richard Trevithick's stationary steam engine, used to drive a threshing machine, in 1812. Mechanisation spread to other farm uses through the
I Invented Sex just the thing to boost the already-substantial sales of Songz' third album." In the song's remix, Songz makes references to Tiger Woods, as he also refers to "going in like a Lil Wayne-Drake song." "DJBooth" said that Songz sings alongside, "Usher, who basically invented the modern sexual r&b blueprint that Songz is following, and Hilson, who more than holds her own alongside the boys with some scintillating vocals and hilarious 'soldier at attention' sexual entendres." The review goes on to state, "These three may not have invented sex, but they sure make listening to music while having sex more enjoyable."