Current Comment

1918 Journal of the American Medical Association (JAMA)  
tropical or semitropical conditions ; others require much experimentation to transfer them from wild states to those of commercial cultivation in new envi¬ ronments. Like so many other problems raised by the war, that of the successful and profitable produc¬ tion of drug plants clearly indicates the need of expert advice and scientific consideration. Peppermint, spear¬ mint, wormwood, wormseed and tansy are now grown
doi:10.1001/jama.1918.02600490049015 fatcat:fuvkz4l4gbdjfbalk2oez3lhda