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E. Gianoli | 2000The cereal aphids Rhopalosiphum padi L, and Sitobion avenae (F.) coexist on the same host plant but occupy different ecological niches. R. padi arrives first in the season and reaches its population peak before S, avenae. In addition, R padi pre[...]
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E. Gianoli ; H. Niemeyer | 1997The effects of temperature and photoperiod on accumulation of hydroxamic acids (Hx) in wheat (Triticum aestivum L.) seedlings were evaluated under laboratory conditions. Hx concentrations were significantly higher at higher temperatures. No such[...]
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W. Gonzales ; E. Gianoli ; H. Niemeyer | 2001
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E. Gianoli ; C. Caillaud ; B. Chaubet ; J. Di Pietro ; H. Niemeyer | 1997Aphid genotype has been shown to be a source of variability in the induction of phytochemical responses in wheat after aphid infestation as well as in their performance on wheat lines. Two clones of the aphid Sitobion avenae (F.) that differed m[...]
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E. Gianoli | 1999
