SHELTER-BELT DEMONSTRATIONS ON THE GREAT PLAINS. 
19 
The season of 1918 was one of deficient rainfall over practically 
the entire area. The willows were most affected by the successive dry 
conditions of 1917 and 1918. Those planted in 1916 and 1917 showed 
extensive winter injury. 
Table 4. — Number of trees of each species or kind of stork shipped to co- 
operators in each state in 1918 and 1919. 
Species or kind of stock. 
Season and State. 
Willow 
(rooted). 
Box 
elder. 
Green Cara- 
ash. ! gana. 
Chinese 
elm. 
Scotch 
pine. 
Western 
yellow 
pine. 
Jack 
pine. 
Total. 
Season of 1918: 
22,242 
7,142 
5,952 
1,880 
14,843 
4,993 
3,984 
1,139 
24,424 20,617 
8,456 9,607 
7.707 2,397 
1.947 1.772 
2,390 
490 
200 
120 
84 516 
30,688 
20,240 
6,858 
Wyoming 
Total . 
37, 216 
24, 959 
42.534 34,393 | 3,200 
142,302 

Season of 1919: 
Montana 
North Dakota . . 
South Dakota. . 
Wyoming 
40,041 
30,645 
7,629 
1,948 
2,228 
9,650 
223 
102 
27.371 4.355 
18,490 1.596 
5,322 226 
1,004 : 55 
211 
15 
26 
2,075 
750 
1,375 
250 
1,775 
500 
550 
250 
1,850 
500 
1,300 
250 
79,906 
62, 146 
16,651 
3,859 
Total 
80, 263 
12. 203 
52,187 6,232 
252 
4,450 
3,075 
3,900 
162, 562 
A shipment of Chinese elm was received from the Office of Foreign 
Seed and Plant Introduction of the United States Department of 
Agriculture for trial in this section. These trees were sent to '20 
selected farmers and made good growth in all cases. 
Details of the distribution of 162.56*2 trees shipped to cooperators 
in 1919 are also given in Table 4. 
Table 5. — Number of trees of each species or kind of stock shipped to coopera- 
tors in each state in 1920. 
Species or kind of stock. 
State. 
North- 
west 
poplar. 
Box 
elder. 
Green Buffalo 
ash. : berry. 
Tartar- 
ian 
maple., 
Scotch 
pine. 
Wes- 
tern 
yellow 
pine. 
Jack 
pine. 
Blue 
spruce. 
Total. 
Montana 
2,506 
28,262 
13,766 
9,685 
3,863 
17,259 
9,223 
4,669 
1,561 
608 
1,371 
9,405 
472 
3,635 
399 
4,821 
1,645 
549 
249 
1,946 
3,690 
706 
1,313 
1,285 
468 
52 
67,463 
29,264 
North Dakota 
South Dakota 
600 
135 
40 
20,071 
7,385 
Total 
3,106 
55, 576 
32,712 743 1,411 
13,911 
7,264 7,655 
1,805 
124, 183 
The drought continued in 1919, making the third successive year 
of dry conditions. Except in especially favorable locations the wil- 
low was rapidly dying out over the entire area and its further use 
was discontinued. The small number of Chinese elm listed was used 
in making replacement to the plantings made in 1918. which in most 
instances came through the winter in fine condition and made excel- 
lent 
growth during 
the summer. Coniferous trees obtained fron 
