of the Workshop, Environmental Impact of the Golden Snail [Pomacea sp.] on Rice Farming Systems in the Philippines, held at the Freshwater Aquaculture Center, Central Luzon State Univ., Nueva Ecija, Philippines, 9-10 Nov. 1989 ; edited by Belen O. Acosta, Rojer S. V. Pullin Inglês
Manila, Philippines : ICLARM ; Nueva Ecija, Philippines : Freshwater Aquac. Center., Central Luzon State University : 1991,
VI, 34 p.; 26 cm