III. 1. 



138 HI- 3. 



f Histo- and cytochemistry 

 g Serological studies 

 7 Further development of Vertebrates 

 a General investigations 



1 General subjects 



2 Complete development 



3 Later development 



4 Implantation and placentation 

 b Primitive development 



1 Early development 



2 Gastrulation 



2/3 Gastrulation and neurulation 



3 Neurulation 



4 Development of neural crest 



c Induction and determination, etc. 



1 Induction 



2 Determination 



3 Regulation and organisation 



d Development of parts of the organism 



1 Head 



2 Limb 



e Development of special organ systems 

 (Cf. general subdivision p. 120 — 122) 

 f Histo- and cytochemistry 

 g Immunological studies 



8 Growth and differentiation 

 a Growth 



a/b Growth and differentiation 

 b Differentiation 



9 Nutrition of embryo 



CHARACTER OF INVESTIGATION 



(1) Metabolism and respiration 



(2) Cytochemistry 



(3) Physical properties 



(4) Physical treatment 



(5) Chemical treatment 



(6) Influence of hormones and vitamines 



1 Theoretical problems 'tSlu.-a 

 Yamada, T . — c V 



Woerdeman, M. W. — b HV 3 General subjects 



2 Methods and technics (asexual development etc.) 

 Johnson, M. W. and Bonner, J. T. — a Plants 



Manhoff, L. J. — b Wetmore, R. H — a P ants 



Ubisch L. v. — f I Wetmore, R. H. — b Plants 



Waechter, Miss H. — b J Sauser, G. — b EV + V 



Andres, G. and Herlant— Meewis, Mme H. — b C 



Weiss, P. A. — a L Goszwald, K. — b U 



