01354nam a2200589 a 450000100080000000500110000800800410001910000200006024500450008026000270012530000090015249000390016165000160020065000150021665000120023165000140024365000130025765000100027065000130028065000180029365000140031165000100032565000110033565000130034665000220035965000120038165000170039365000170041065000110042765000160043865000190045465000120047365000100048565000150049565000120051065000140052265000140053665300120055065300130056265300130057565300160058865300120060465300130061665300190062965300120064865300170066065300190067765300150069670000170071170000200072870000160074817604421998-04-23       1974    bl uuuu     u0uu1 u    #d1 aWHITAKER, T. W.  aLettuce production in the United States.  aWashington: USDAc1974  a43p.  a(USDA. Agriculture Handbook, 221).  afertilizers  airrigation  alettuce  amarketing  aplanting  aseeds  ataxonomy  aUnited States  avarieties  aweeds  aAlface  aColheita  aComercialização  aDoença  aErva Daninha  aFertilizante  aInseto  aIrrigação  aLactuca Sativa  aPlantio  aPraga  aProdução  aSemente  aTaxonomia  aVariedade  aControl  aControle  aCultivar  aCultivation  aCultivo  aDiseases  aEstados Unidos  aHarvest  aPest insects  aPlanta daninha  aProduction1 aRYDER, E. J.1 aRUBATSKY, V. E.1 aVAIL, P. V.