Title: The ecology of temperate cereal fields
First published: 1991
Subjects: Grain, Congresses, Ecology, Grain, breeding, Grain--congresses, Grain--ecology, Grain--ecology--congresses, Temperate regions, Cereals, Temperate regionscerealscultivation, Sb188.2 .b75 1990, 633.1
LC classification: SB188.2 .B75 1990