. Bulletin of the Department of Agriculture. Agriculture; Agriculture. GROWING SUGAE BEETS IK COLORADO. Table XI.âSpike-tooth harrowing data for three Colorado districts. 23 Year. Num- ber of farms. Acres har- rowed per farm., Num- ber times har- rowed. Crew. Hours per acre. Total cost per acre. District. Man. Horse. Man. Horse. Rocky Ford 1914-15 1915 1914-15 109 66 191 1 1 1 SI. 46 For all districts nearly all harrowing was done either by one man and four horses or one man and three horses. In the Rocky Ford
. Bulletin of the Department of Agriculture. Agriculture; Agriculture. GROWING SUGAE BEETS IK COLORADO. Table XI.âSpike-tooth harrowing data for three Colorado districts. 23 Year. Num- ber of farms. Acres har- rowed per farm., Num- ber times har- rowed. Crew. Hours per acre. Total cost per acre. District. Man. Horse. Man. Horse. Rocky Ford 1914-15 1915 1914-15 109 66 191 1 1 1 SI. 46 For all districts nearly all harrowing was done either by one man and four horses or one man and three horses. In the Rocky Ford district 58 per cent of the growers reporting on this operation used a. â ^f^*^ Fig. 8.âHarrowing with the spike tooth is one of the common operations in fitting theland for sugar beets. 1-4 crew. At Fort Morgan the percentage for this crew was 71, while in the Greeley district it was 56. The 1-3 crew was used by 37 per cent at Rocky Ford, 30 per cent at Fort Morgan, and 39 per cent at Greeley. There were a few crews smaller and a few larger than these two. The Fort Morgan group did more harrowing than the Rocky Ford group and the average cost per acre was 10 cents lower in the former in 1915 than in the latter in 1914 and 1915. Greeley farmers had the lowest cost per acre for spike-tooth harrowing, but went over the beet land fewer times than did the men of either of the other areas. A day's work with the spike-tooth harrow with an average crew varied from to 15 Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States. Dept. of Agriculture. [Washington, D. C. ?] : The Dept. : Supt. of Docs. , G. P. O.
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