Enyi, Brown A. C. Research and food crop production in the tropics / by Brown A. C. Enyi. - [Port Moresby] : University of Papua New Guinea, 1974. - 36p. - Inaugural lecture. . - Inaugural lecture (University of Papua New Guinea). . ISBN: 0858100444 Subjects--Topical Terms: Agriculture--Research--Tropics.Food crops--Tropics.