Open AccessModelling the future of cereal yields : from technical ineffficiency until price efficiency
Author(s) -
Isabelle Piot-Lepetit,
Dominique Vermersch,
. Esr. Station d'Economie Et Sociologie Ruralesrennes
Publication year - 1993
Publication title -
hal (le centre pour la communication scientifique directe)
Language(s) - English
Resource type - Conference proceedings
Subject(s) - agricultural engineering , computer science , environmental science , engineering