Abstract |
One of a three-part series, this bulletin presents the techniques developed and experience accumulated at CIMMYT over the past six years in mass rearing and infestation with three maize stem borers--diatraea saccharalis Fabricius, sugarcane borer; D. grandiosella dyar, southwestern corn borer; and D. lineolata Walker, neotropical corn borer--for screening and improving host plant resistance in maize and sorghum. The author explains techniques for establishment and maintenance of the insect colony, gives requirements for efficient mass rearing, describes a method of efficient, uniform field infestation, and covers rating scales and |