
doi: 10.1038/163621b0
THE production of food continues to be of vital importance to mankind, and there is no dearth of books for the guidance of cultivators. In the two books under review there is a wealth of information on the growing of bigger and better crops. Brassica Crops and Allied Cruciferous Crops By Chas. H. Oldham. (Agricultural and Horticultural Series.) Pp. 296 + 20 plates. (London: Crosby Lockwood and Son, Ltd., 1948.) 21s. net. Grain Crops By Harold K. Wilson. (McGraw-Hill Publications in the Agricultural Sciences.) Pp. xi + 384. (New York and London: McGraw-Hill Book Co., Inc., 1948.) 24s.
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