Research methodology for livestock on-farm trials : proceedings of a workshop held at Aleppo, Syria, 25-28 March 1985 / editors: Thomas L. Nordblom, Awad El Karim Hamid Ahmed, and Gordon R. Potts. - Ottawa : International Development Research Centre, 1985. - 313 p. ; 25 cm.


engara

088936446X


Livestock--Research--Congresses.