Theses & Dissertations Open Access Resistance to the spotted stem borer and African maize stem borer in tropical maize S.W. Munyiri In sub-Saharan Africa (SSA), maize (Zea mays L.) is the staple food for about 50% of the population. Lepidoptera stem borers pause major threats to sustained food sufficiency in SSA where they cause annual yield losses of 15% and particula… RUF-35525 2014 CC BY 4.0 29 Sep 2015