The hardiness of plants / J. Levitt. Levitt, J. (Jacob), 1911- Plants Effect of temperature on. Plants Effect of drought on. Plants Drought resistance. Plants Hardiness. Plants Effect of cold on. Plants Effect of heat on. QK754 .L4 581.1 LEH Bibliography p.230-274. Includes bibliography. New York : Academic, 1956. 1956. 1956 Text viii, 278p. : eng English. Agronomy: a series of monographs ; no.6.