Iowa State Journal of Research, Volumes 52-53Iowa State University Press, 1977 - Biology |
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Page 13
... larvae can live on pollen . Since pollen accumulates around the collar area and behind sheaths of corn plants , the initial establishment and survival of larvae may be on pollen . Second - generation corn borers , however , can survive ...
... larvae can live on pollen . Since pollen accumulates around the collar area and behind sheaths of corn plants , the initial establishment and survival of larvae may be on pollen . Second - generation corn borers , however , can survive ...
Page 379
... larvae on plants . A low level of larval survival resulted from the artificial infesta- tions ( Tables 7-8 ) ... larvae , 34 plants contained one to five larvae per plant , 11 plants contained 6 to 10 larvae per plant , 6 plants contained ...
... larvae on plants . A low level of larval survival resulted from the artificial infesta- tions ( Tables 7-8 ) ... larvae , 34 plants contained one to five larvae per plant , 11 plants contained 6 to 10 larvae per plant , 6 plants contained ...
Page 393
... larvae were placed in nematode traps ; living larvae were placed on moistened filter paper in petri dishes and checked for mortality after 28 hr . The second experiment was evaluated by placing a 1.8 x 1.8 x 1.8 - m , saran - screen ...
... larvae were placed in nematode traps ; living larvae were placed on moistened filter paper in petri dishes and checked for mortality after 28 hr . The second experiment was evaluated by placing a 1.8 x 1.8 x 1.8 - m , saran - screen ...
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adult aedeagus Agricultural analysis apical Apothecia Biology carbofuran cavity cercus cestodes characters coll collected Diptera dry weight Economics Education effects Ellis Engineering European corn borer evaluation Experiment F3 bristles factors faculty Falstaff farm female Figure genitalia genotypes gonopod grain yield Henry heterosis holotype Homoneura hybrids hymenial hymenium IASU Ibid inbred lines indicated infestation Iowa State Journal Iowa State University Johnson Journal of Research laboratory larvae leaf leaf-water potential length Leontes localities CNC locus of control lowa maize male Malloch manuscript paratypes percentage plant play plot Poel population preapical presutural reared relationship reported response Richard Richard II root S5 processes sample scene Science seed setae setulae Shakespeare Shewell significant social studies soil soybeans species specimens spermatid stage stalk surstylus Table terminal processes thesis tissue trap USNM variables ventrally wing Winter's Tale