00701nam a2200193Ia 4500001001000000003000500010008004100015010001100056040000900067082001900076100002000095245014300115260006100258300001000319440001600329500004600345650010000391700001600491Para_7896CHAP220125s1928    xx            000 0 und d  a206845  cCHAP  aPA-C 595.75 H4  aDudley, John E.  aSpraying versus dusting :b to control the potato leafhopper in comercial potato fields of Wisconsis  /c by John E. Dudley and C.L. Floke  aMadison, Wis. :b  Agricultural Experiment Station, 1928  a16 p.  aHemiptera;7  aEncuadernado con otros impresos similares  ax Hemípteros x colecciones de escritos x Papa x plagas x Control biológico de insectos  aFluke, C.L.