00959naa a2200205 a 450000100080000000500110000800800410001910000210006024500960008126000090017752003820018665000120056865000220058065000110060265000100061365000140062365300180063770000230065577300750067811326232023-08-31       1981    bl uuuu     u00u1 u    #d1 aMORAES, G. J. de  aBehavior of three cowpea varieties in relation to leafhopper attack in Northeastern Brazil.  c1981  aThe cowpea varieties "Pitiuba", "Sempre Verde" and "VITA-3" have been tested in Petrolina, PE, northeastern Brasil, to observe their behavior in relation to the attack of leafhopper, Empoasca Kraemeri Ross and More. The first two are common, local varieties, whereas the third was recently introduced from Nigeria, where, reportedly, it is tolerant to Empoasca dolichi (Paoli).  aInsects  aEmpoasca Kraemeri  aInseto  aPraga  aVariedade  aFeijão caupi1 aOLIVEIRA, C. A. V.  tAnnual Plant Resistance to Insects Newslettergv. 7, p. 49, may. 1981.