ILLUSTRATIONS. X\ 
I 
Circular No. 22. Farm Methods oi Vpplying Land Plaster in Western 
Oregon ind Western Washington Continued 
I to 6 An implement for distributing land plaster devised by Mr. 
Charles Olson, of Washington County, Oreg 9 
7. Bottom view of Olson land-plaster distributer, showing the ho 
in the box through which the plaster passes and the attach- 
ment of the tongue and its braci - to the box 10 
8. I tion of the box of the land-plaster distributer shown in 
figure 6 in 
•>. [nside view of the box of the land-plaster distributer illustrated 
in figure 6, showing the feed hole?, the square rod that revolves 
in the bottom of the l>.>\, and the position of the lever when 
used in slipping the upper sheel ol galvanized iron to open or 
close the feed holes L2 
10. A. double-fan end-gate seeder attached to the hind wheels of a 
wagon 13 
Circular No. 24 Alfalfa in < Iultiv ited Rows for Seed Produi noN in 
kRm Regions. 
Fig. 1. Heavily seeded isolated alfalfa plant grown near Washington, D. 
('.. where the climatic conditions are much more unfavorable 
to the producti if alfalfa seed than in the semiarid sections. 7 
l'. Alfalfa in cultivated rows for seed, Dear Stockton, Kans Hi 
3. Mowing machine with dropper attachment in i iperatii m in a field 
of alfalfa in cultivated rows in western Nebraska 19 
Circular No. 25, 'I'm Cosi oi Clearing Logged-Ofi Land for Farming 
IN Till I' vcific Nori II 
Fig. 1. Logged-off land cleared of stumps in winter and sowed to oats in 
spring A 
2. stump pasture land 4 
3. Pulling a -tump w ith a donkey engine 7 
4. Elevation showing method ol setting donkej engine and gin pole 
in clearing land 7 
■">. Diagram showing position of donkey engine and rigging for clear- 
ing a 10-acre tract 8 
(>. stumps piled around gin pole in clearing with donkey engine 9 
7. Diagram showing method of preparing a stump for burning 10 
8 Diagram showing method of charcoaling or pitting stumps 11 
9. Box for keeping powder warm 14 
Circular No. 27. — Lime-Sulphur Mixtures fob mi' Summer Spraying of 
< lR< II VRDS. 
Fig. l. (Jnsprayed Montmorency cherry tree defoliated by the cherry 
leaf-spot 14 
2. Montmorency eheny tree sprayed with Belf-boiled lime-sulphur 
mixture for the control of leaf-spot, showing full foliage 1"> 
Circular No. 28. Clover-Seed Production in im- Willamette Valley, 
I |R1 GON. 
Fig. I. Field showing the effect of land plaster on clover '< 
l'. The side-deliver) I uncher 
ClRCULAH NO 30, -] MPR IVEMEN1 01 i ill OaI < 'll"l'. 
Fio. l. Diagram Bho wing the planting pla the improve- 
ment ol oats by individual plant selection 
