. . . . . . . . . . "9319"^^ . . . . . . . . "Derrick Thomas (agricultural scientist)"@en . . "39503512"^^ . . . . . "Derrick Thomas (1944 \u2013 13 May 2013) was a British agricultural researcher with special contributions to grassland and forage research in the tropics."@en . . . . "Derrick Thomas (1944 \u2013 13 May 2013) was a British agricultural researcher with special contributions to grassland and forage research in the tropics."@en . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "1119768805"^^ . . .