Index 



In formalin, 47 



Lanolin smear, general, 27-29, 



31.32 . 

 to cuttmgs, apical ends, 



32' 85 , J o 

 tocuttings, basal ends, »S 



to grafts, 31,51 



to intact plants, 27, 28, 



29, 31 



Solid (pure) substance, 52 



Solutions, mixed, 43, 49 



to cuttings : cut ends dipped 



cold, 28, 30-32, 37 seq., 

 42, 43, 45, 49, S3, 85-86 



cut ends in warm bath, 55 



inversion, 41 



submersion, 53 



to seedlings, 46, 77 seq. 



to seeds, 47-49 



to soil or growing plants, 32, 



33, 48, 49, 55, 56 



Spraying: cuttings, 53 



petals, 56 



plants, 32, 33, 46, 49, 55, 50 



sand or soil, 32, 46, 48 



Microbial actions (see Decom- 

 position, Nodules) 

 Mixed cropping, 64 

 Mixtures of substances, 43 



Nastic responses, 25 

 Nodules, leguminous, 64, 68 

 Non-biological applications, 57 

 "Nutrilite", 97 



Oat test, 4, 25, 79 

 Optical isomers, 87, 114 

 Organic manures {see Manure) 

 Ovary, development of, 54 



pH, effect on activity, 86 

 pK, effect of, 86 



Parasitism, 59 



Parthenocarpy, 54 



Patents, x8, 112 



Pea test, method, 129 



Petioles, 27, Fig. 2 



"Phytamin", 95, 96 



Phytohormones, 92, 94-95 



Phytohormones, 23 



Polar transport, 85 



Prices, 11 -12 



Pronunciations, 10-11 \ 



Pruning, 85 



Purines, 63 



Root, definition of, 59 



elongation of, 68, 78, 79 



Roots: adventitious, 2, 26-30, 33, 

 34, 60, Figs. 2, 3 



adventitious, 60, Fig. i 



aerial, 60, Fig. i 



excised, 78, 81, 82, 115 



normal (underground) 47, 60,68 



Root-cap, 59 

 Root-hairs, 68 

 Root-meristem, 82 

 Root-nodules, 64, 68 

 Rotting-down, 8, 66, 98-99 



Sandalwood as parasite, 59 

 Seeds, treatment of, 46 

 Shoots, formation on roots, 60 



growth of, 4 



Sickness, soil, 63 

 Silk, artificial, 57 

 Soil fertility, 8, 9, 63-68 

 Spraying {see Methods) 

 Stems, bending of, 4 



roots on, i, 29, 34, Fig. 3 



Stereoisomers, 84, 87, 114 

 Sterilization, partial, 64 



soil, 18, 64 



"Sub-auxin", 96 



Terminal buds, 52, 53, 85 



Tests for growth-substances, 120 seq. 



vitamins, 68, 135 



Textile fibres, 57 

 Thorns, underground, 60 

 Thyroid gland, 87 

 Tissue culture, 81, 115 

 Toxicity of growth-substances, 34, 

 46, 61, 64, 65, 77-80, 82 



soil, 63-65 



water, 134 



Transplanted trees, 56 



Transport of hormones, etc., 52, 54, 85 



Trees, treatment of, 39, 40, S6 



Units of activity, 25, 85 



Urine, 5, 6, 7, 37, 39, 71, I29,i33, I35 



Vernalization, 49 



Vitamins (general), 6, 22, 80, 92 



93. 96 ^ ^ ^ 



Bi, 61, 68, 80, 81, 115, 116 



Be, 116 



C, 68, 80, 93, 116 



tests for, 68, 135 



Warm bath treatment, 39 



Woody plants, 30-32, 37-41, 44, 45, 



51 seq. 

 Wuchsstoffe der Pflanzen, Die, 23 



Yarovization, 49 

 Yeast, 7, 55 



147 



