My Dear Ricardo, >I'm also interested in knowing the correct reference of a paper delivered >in the summer course at Univer. Florida last year: >Authors:Kropff, Williams, Horie, Angus, Singh, Centeno e Cassman >Title: Predicting yield potencials of rice in different environments The first author of this paper now resides in AB DLO Wageningen, Netherlands. Pl. Keep in touch with him at <[log in to unmask]>. Regards Selva ***************************************************************** Dr. M. SELVARAJAN * Tel. 091-080-3334474 Ext 2151* Scientist * Fax. 091-080-3334298 * NNRMS,ISRO * Telex 0845-8165 NRMS IN * New Bel Road * E Mail [log in to unmask] * Bangalore 560094 India * * *****************************************************************