%0 Journal Article %J Oecologia %D 1991 %T Constraints on the growth and allocation patterns of Silphium integrifolium (Asteraceae ) caused by cynipid gall wasps %A Fay, P.A. %A D.C. Hartnett %B Oecologia %V 88 %P 243 -250 %G eng %M KNZ00316 %R 10.1007/BF00320818