1. Conference on economic botany

   • David J. Rogers

   Report Pages: 211 - 212

2. The effects of gibberellin on economic crops

   • S. H. Wittwer
   • M. J. Bukovac

   OriginalPaper Pages: 213 - 255

3. Notes

   Announcement Pages: 255 - 255

4. Caro-red, a new provitamin a rich tomato

   • M. L. Tomes
   • F. W. Quackenbush

   OriginalPaper Pages: 256 - 260

5. The natural history of Jojoba (Simmondsia chinensis) and its cultural aspects

   • Howard Scott Gentry

   OriginalPaper Pages: 261 - 295

6. Industrial raw materials of plant origin. IV. A survey ofSimmondsia chinensis (Jojoba)

   • P. M. Daugherty
   • H. H. Sineath
   • T. A. Wastler

   OriginalPaper Pages: 296 - 304

7. Isolation of constituents ofGlottidium vesicarium

   • N. O. Nuessle
   • W. M. Lauter

   OriginalPaper Pages: 307 - 311