SECTIONAL TRANSACTIONS.-~J, K. 451 
than in the previous experiments, and was subject to wide fluctuations until 
the adaptation of attention, acquired in the previous experiments, was over- 
come. 
Illustrations were given of records, graphs, &c. 
21. Demonstration by Mr. D. Kennepy Fraser of Psychological Tests 
(Pedagogical Laboratory, The Training College). 
SECTION K.—BOTANY. 
(For references to the publication elsewhere of communications entered in 
the following list of transactions, see pp. 466-7.) 
Thursday, September 8. 
1, Mr. J. SutHERLAND.—Forestry in National and Economic Aspects. 
State forests now being created, but encouragement should also be offered 
to private enterprise. It is desirable that the total proportion of land to be 
devoted to forestry should be considered. Forestry will : (1) produce a national 
asset ; (2) keep capital in country ; (3) develop subsidiary industries ; (4) increase 
the rural population; (5) create an additional source of revenue; (6) improve 
our security in war; (7) improve climatic and agricultural conditions and 
national health. 
2. Dr. Bortuwick.—Forest Protection. 
(1) By selection of home-grown seed and of favourable locations and the 
control of imported seed. 
(2) By prevention of damage by : (A) Man and inorganic agents. The cure 
is education and training of forester, landowner, and public. 
(B) Organic agents—fungi and insects. Immediate attention required for 
cleaning of débris on ground. Extension of research on origin and spread of 
disease. Passing of forest laws. 
3. Joint Meeting with Section D. Discussion on Forest Insect 
Problems. The following papers were taken: 
(a) Prof. A. Henry.—Forest Protection. 
Attacks of fungi, insects, and rabbits on woodlands, plantations, and 
nurseries. Suggested measures of protection, with some account of methods 
hitherto adopted in other countries. 
(b) Dr. M. Wimson.—The Phomopsis Disease of Douglas Fir and 
Larch. 
(c) Dr. W. Rrrewte.—The Larve of the Genus Rhagium F. and their 
Economic Importance. 
A genus of Longhorn beetles whose larve are wood borers. Three species 
in genus. Distribution in Britain. Description of larva of R. bifasciatum F. 
The distinguishing characters of the other two species. Habits of the three 
species of larve. Economic importance of the genus. 
(d) Mr. W. J. Muxro.—Some Forest Insect Problems. 
(1) Position of forest entomology. (2) Some important injurious groups of 
insects. (3) General distribution of pests in Britain. (4) Means of dispersal 
(specific instances). (a) Natural. Flight, wind. (b) Caused by Man. Dis- 
persal in seed—in nursery stock—in timber. (5) Remedial and control measures. 
(a) Silvicultural; (b) biological; (c) mechanical; (d) legislative. 
4, Prof. E. P. Sressrna.—Indian Forestry. 
Indian forests exploited up to 1850. In 1850 a committee of the British 
Association was formed at the instigation of Dr. Cleghorn with the following 
