If any of you really want to delve into the glyphosate side-effects issue, here are references for papers/presentations at a conference on glyphosate effects. Also below are some links for comments on the issue (from Monsanto and others).
BOB
Bonini, E.A., Ferrarese, M.L.L., Marchiosi, R., Zonetti, P.C., & Ferrarese-Filho, O. (2009)
A simple chromatographic assay to discriminate between glyphosate-resistant and susceptible soybean (Glycine max) cultivars. European Journal of Agronomy, 31, 3, pp 173-176
ScienceDirect - European Journal of Agronomy : A simple chromatographic assay to discriminate between glyphosate-resistant and susceptible soybean (Glycine max) cultivars AND
http://www.ask-force.org/web/HerbizideTol/Bonini-Simple-chormatographic-assay-2009.pdf
Cakmak, I., Yazici, A., Tutus, Y., & Ozturk, L. (2009)
Glyphosate reduced seed and leaf concentrations of calcium, manganese, magnesium, and iron in non-glyphosate resistant soybean. European Journal of Agronomy, 31, 3, pp 114-119
ScienceDirect - European Journal of Agronomy : Glyphosate reduced seed and leaf concentrations of calcium, manganese, magnesium, and iron in non-glyphosate resistant soybean AND
http://www.ask-force.org/web/HerbizideTol/Cakmak-Glyphosate-Reduced-Seed-Leaf-2009.pdf
Editorial (2009)
Acknowledgements. European Journal of Agronomy, 31, 3, pp iv-iv
ScienceDirect - European Journal of Agronomy : Acknowledgements AND
http://www.ask-force.org/web/HerbizideTol/Editorial-Acknowledgements-2009.pdf
Fernandez, M.R., Zentner, R.P., Basnyat, P., Gehl, D., Selles, F., & Huber, D. (2009)
Glyphosate associations with cereal diseases caused by Fusarium spp. in the Canadian Prairies. European Journal of Agronomy, 31, 3, pp 133-143
ScienceDirect - European Journal of Agronomy : Glyphosate associations with cereal diseases caused by Fusarium spp. in the Canadian Prairies AND
http://www.ask-force.org/web/HerbizideTol/Fernandez-Glyphosate-Associations-2009.pdf
Johal, G.S. & Huber, D.M. (2009)
Glyphosate effects on diseases of plants. European Journal of Agronomy, 31, 3, pp 144-152
ScienceDirect - European Journal of Agronomy : Glyphosate effects on diseases of plants AND
http://www.ask-force.org/web/HerbizideTol/Johal-Glyphosate-Effects-2009.pdf
Johnson, W.G., Davis, V.M., Kruger, G.R., & Weller, S.C. (2009)
Influence of glyphosate-resistant cropping systems on weed species shifts and glyphosate-resistant weed populations. European Journal of Agronomy, 31, 3, pp 162-172
ScienceDirect - European Journal of Agronomy : Influence of glyphosate-resistant cropping systems on weed species shifts and glyphosate-resistant weed populations AND
http://www.ask-force.org/web/HerbizideTol/Johnson-Influence-Glyphosate-Resistance-2009.pdf
Kremer, R.J. & Means, N.E. (2009)
Glyphosate and glyphosate-resistant crop interactions with rhizosphere microorganisms. European Journal of Agronomy, 31, 3, pp 153-161
ScienceDirect - European Journal of Agronomy : Glyphosate and glyphosate-resistant crop interactions with rhizosphere microorganisms AND
http://www.ask-force.org/web/HerbizideTol/Kremer-Glyphosate-Interactions-2009.pdf
Senem Su, Y., Ozturk, L., Cakmak, I., & Budak, H. (2009)
Turfgrass species response exposed to increasing rates of glyphosate application. European Journal of Agronomy, 31, 3, pp 120-125
ScienceDirect - European Journal of Agronomy : Turfgrass species response exposed to increasing rates of glyphosate application AND
http://www.ask-force.org/web/HerbizideTol/Su-Turfgrass-Species-Response-2009.pdf
Tesfamariam, T., Bott, S., Cakmak, I., Römheld, V., & Neumann, G. (2009)
Glyphosate in the rhizosphere--Role of waiting times and different glyphosate binding forms in soils for phytotoxicity to non-target plants. European Journal of Agronomy, 31, 3, pp 126-132
ScienceDirect - European Journal of Agronomy : Glyphosate in the rhizosphere—Role of waiting times and different glyphosate binding forms in soils for phytotoxicity to non-target plants AND
http://www.ask-force.org/web/HerbizideTol/Tesfamariam-Glyphosate-Rhizosphere-2009.pdf
Yamada, T., Kremer, R.J., de Camargo e Castro, P.R., & Wood, B.W. (2009)
Glyphosate interactions with physiology, nutrition, and diseases of plants: Threat to agricultural sustainability? European Journal of Agronomy, 31, 3, pp 111-113
ScienceDirect - European Journal of Agronomy : Glyphosate interactions with physiology, nutrition, and diseases of plants: Threat to agricultural sustainability? AND
http://www.ask-force.org/web/HerbizideTol/Yamada-Glyphosate-Interactions-2009.pdf
Here some comprehensive and scientific Monsanto comments:
http://www.ask-force.org/web/HerbizideTol/Monsanto-CPU-Glyphosate-Micronutriens-2011.pdf
http://www.ask-force.org/web/HerbizideTol/Monsanto-on-Huber-Novel-Pathogen-20110224.pdf
http://www.ask-force.org/web/HerbizideTol/Monsanto-Technical-Comments-Huber-20110707.pdf
and a special mention to the biofortified website on the topic, excellent summaries
Does glyphosate restrict crop mineral uptake? Biofortified
Extraordinary claims? require extraordinary evidence. Biofortified
some helpful glyphosate slides, as usual with full text references
http://www.ask-force.org/web/HerbizideTol/Glyphosate-Slides-2011.ppt
and a recent summary of 'Reduced Tillage' references with full text links:
http://www.ask-force.org/web/Tillage/Bibliography-Notillage-20110820.pdf