Agriculture

Bukhari :: Book 3 :: Volume 39 :: Hadith 528

Narrated 'Aisha:

The Prophet said, "He who cultivates land that does not belong to anybody is more rightful (to own it)." 'Urwa said, "Umar gave the same verdict in his Caliphate."

Source materials are from the University of Southern California MSA site
Hadith eBooks converted from Imaan Star