@inproceedings{685218f0a1bb11ddb6ae000ea68e967b,
title = "Preface",
author = "Valverde, {B. E.}",
year = "2000",
language = "English",
pages = "199",
booktitle = "Weed technology",
edition = "2002",
note = "Herbicide Resistant Crops : implications for Latin American Agriculture, Herbicide resistant crops : implications for Latin American agriculture : proceedings of a symposium of the Weed Science Society of America (WSSA) and the International Weed Science Society (WSS), 2000, Toronto ; Conference date: 01-01-2000",
}