Interacciones entre insectos y malezas en mono y policultivos de maiz y frijol
Tropical agroecosystems constitute diversified systems with crops arranged in polycultural patterns. Weeds are important components of these systems...
Tropical agroecosystems constitute diversified systems with crops arranged in polycultural patterns. Weeds are important components of these systems...
Describes the system of performance testing operating in Botswana & its value for the genetic improvement of beef cattle, examining dif. aspects...