Smith, Roy J.
Biological controls as components of integrated weed management for rice in the United States / Roy J. Smith. - Taipei City, Republic of China on Taiwan : Food & Fertilizer Center, 1993. - 9 p. - Extension bulletin ; no. 376. .
Weeds--Control.
Weeds--Integrated control.
Biological controls as components of integrated weed management for rice in the United States / Roy J. Smith. - Taipei City, Republic of China on Taiwan : Food & Fertilizer Center, 1993. - 9 p. - Extension bulletin ; no. 376. .
Weeds--Control.
Weeds--Integrated control.