CONTENTS 
CuHapter I. THe Founpation or Ecotocy 
THE NEED OF A SYSTEM 
PAGE 
1. The scope of ecology ‘ ‘ ‘ ‘ ‘ ‘ ; I 
2. Ecology and physiology Pe ; : : ; ; I 
Historical Development 
. Geographical distribution 2 
. The plant formation 2 
Plant succession : ; ; ‘ 5 ; 3 
Ecological pliytoseopraphy ; ‘ : ; , : 4 
‘Experimental ecology , : ‘ 4 
. Ecology of the habitat ‘ 5 
g. The evidence from historical development 6 
Present Status of Ecology 
to. The lack of special training 6 
11. Descriptive ecology ‘ : : ‘ : , : 7 
12. The value of floristic : ‘ : : : ; 8 
: : : : 8 
9 
9 
PONT DB 
13. Reconnaissance and avéstigdtion 
14. Resident investigation 
15. The dangers of a restricted field 
Applications of Ecology 
16. The subjects touched by ecology : : ‘ : . 10 
17. Physiology and pathology . : : ‘ : er 
18. Experimental evolution jg : ‘ : ‘ a. SET 
19. Taxonomy ; ' ; : : , : ‘ . 12 
20. Forestry. : j . j : ; ‘ ‘ . 14 
21. Physiography . ‘ : w. Se ; . : » 2S 
22. Soil physics ‘ : ‘ : : ‘ 5 3 . 15 
23. Zoogeography .. : : ‘ : ; ee SES 
24. Sociology ° 3 : 3 : : : : . 16 
THE ESSENTIALS OF A SYSTEM 
25. Cause and effect: habitat and plant . : j , . 16 
26. The place of function : : : : ‘ : 2 EZ 
