@article {1426,
	title = {Growth and nutritive quality of Poa pratensis as influence by ozone and competition.},
	journal = {Environmental Pollution},
	volume = {142},
	year = {2006},
	pages = {109-115},
	author = {Bender, J. and Muntifering, R.B. and Lin, J.C. and Weigel, H.J.}
}
@article {1427,
	title = {Ozone threshold doses and exposure response relationships for the development of ozone injury symptoms in wild plant species.},
	journal = {New Phytologist},
	volume = {144},
	year = {1999},
	pages = {423-435},
	author = {Bergmann, E. and Bender, J. and Weigel, H.J.}
}
@article {1631,
	title = {Concurrent exposure to SO2 and/or NO2 alters groweth and Yield responses of wheat and barley to low concentrations of O3.},
	journal = {New Phytologist},
	volume = {118},
	year = {1991},
	pages = {581-591},
	author = {Adaros, G. and Weigel, H.J. and Jager, H.J.}
}
@article {1643,
	title = {Single and Interactive Effects of Low Levels of O3, SO2 and NO2 on the Growth and Yield of Spring Rape.},
	journal = {Environmental Pollution},
	volume = {72},
	year = {1991},
	pages = {269-286},
	author = {Adaros, G. and Weigel, H.J. and Jager, H.J.}
}
@article {1651,
	title = {Yield Responses of Different Crop Species to Long-Term Fumigation with Sulphur Dioxide in Open-Top Chambers},
	journal = {Environmental Pollution},
	volume = {67},
	year = {1990},
	pages = {15-28},
	author = {Weigel, H.J. and Adaros, G. and Jager, H.J.}
}
