This review reports what has been done by whom. It imcludes articles directly related to weed-crop competition published prior to June 1978.
Maelezo ya Uchapishaji
- Mchapishaji: International Plant Protection Center, Oregon State University
- ISBN-10: 999968811X
- ISBN-13: 978-9999688116
- Dewey Decimal: 632.581
- Maktaba ya ECHO: 632.581 ZIM