492 
Journal of Agricultural Research 
Vol. XXIX, No. 10- 
thrive best, and best meet the needs 
of the people, as determined by time 
and varieties tried. Some breeds are 
suited to fertile valleys with damp 
climate and swampy soil; others are 
In the new countries it was difficult 
to determine which sections were best 
suited to sheep and what breed,s to se¬ 
lect (7, 21, -23). Some were entirely 
unsuited; others proved suitable to- 
7o. 
io'- 
SS 
50- 
35- 
ill — 
75- 
I #~ 
20 - 
soomfn m/ 6 mm 
jsa _f£_ 
soomm lOitmm /s.s^mnr 
79A/HFALL 
GO 
HUDt/D/TY 
/ h 
to 
lb 
20 *90 60 
500 mm /a/6 mm /sz-9 
TEHTHS f/VCMGS 79A/HEALL AHO FEfjfccriT DfTV 
| | L/M/T-5 THROUGHOUT- THE YEAR L/H7/T5 -RUTT/HG ^CASOH 
Rv\i UH7/T5 -LAMB/nG OEASOH 
»°0%°J 01°T/mu m CO HD/T/OH-3 
ISP' 
Figs. 1 to 3.—la and lb, composite hythergraph and climograph of dense centers of sheep population in 
the world; 2b and 2c, composite hythergraph (temperature-rainfall) for critical periods; 3b and 3c, com¬ 
posite climograph (temperature-humidity) for critical periods 
adapted to moorlands and mountains. 
Professor Wallace, of Edinburgh 
University, makes the following state¬ 
ment : 
When local conditions of climate, soil, manage¬ 
ment, and markets are suitable, the breed is likely 
to enjoy a fixity of tenure (28). 
certain breeds only. At one time in 
the Eastern States the fine-wool sheep 
were crossed with the large, long-wool 
sheep, but the resulting cross was not 
very popular. The wool was too 
coarse, the carcass too large, and the 
large sheep, when fat, could not endure 
