Brubaker, Kenton. "Effects of several patterns of defoliation on fruit production of the tomato plant (Lycopersicon esculentum mill.) with reference to possible paths of carbohydrate movement from leaves to fruit /." Doctoral dissertation, Ohio State University, 1959. http://rave.ohiolink.edu/etdc/view?acc_num=osu148647494392117Chicago Manual of Style (17th edition)