Rubber development project (Phase 2), Thailand. Final report of the agronomists - Working paper

agronomia agronomie agronomy caoutchouc caucho clone clones cultivo intercalado cultural methods culture intercalaire fitopatologia formation institution de recherche intercropping latex mode de culture obreros plant pathology plantas estimulantes plante stimulante projet de recherche recherche research research institutions research projects rubber rubber crops seed semence semillas stimulant crops tapping training travailleur viabilidad viability workers