Bean production systems program: Highlights in 1976

bean common mosaic virus bean golden mosaic virus chemical control colletotrichum lindemuthianum cultivars economics empoasca kraemeri erysiphe polygoni fertilizers flowering germplasm intercropping nitrogen fixation nodulation phaseolus vulgaris photoperiod plant breeding plant physiology rhizobium phaseoli rhizoctonia solani uromyces phaseoli xanthomonas campestris phaseoli yields zabrotes subfasciatus zea mays