. Bulletin of the Department of Agriculture. Agriculture; Agriculture. ^^"^^-TA. BULLETIN No. 948 Joint Contribution from the Bureau of Markets, GEORGE LIVINGSTON, Chief, and the Bureau of Chemistry, CARL L. ALSBERG, Chief. Washington, D. C. September 10, 1921 COMPOSITION OF COTTON By Charles F. Creswell, formerly Specialist in Marketing Vegetable Oils, Bureau of Markets, and George L. Bed well, Chemist in Charge, Cattle Food Laboratory, Miscellaneous Division, Bureau of Chemistry. CONTENTS. Sources of information 2 Seed p reduced and crushed, by States 2 Yields of oil and mea
. Bulletin of the Department of Agriculture. Agriculture; Agriculture. ^^"^^-TA. BULLETIN No. 948 Joint Contribution from the Bureau of Markets, GEORGE LIVINGSTON, Chief, and the Bureau of Chemistry, CARL L. ALSBERG, Chief. Washington, D. C. September 10, 1921 COMPOSITION OF COTTON By Charles F. Creswell, formerly Specialist in Marketing Vegetable Oils, Bureau of Markets, and George L. Bed well, Chemist in Charge, Cattle Food Laboratory, Miscellaneous Division, Bureau of Chemistry. CONTENTS. Sources of information 2 Seed p reduced and crushed, by States 2 Yields of oil and meal, by States an d counties. 3 Yields of oil and meal, by months 3 Variation of yields of oil and meal on same market 3 Foreign matter Importance of analyzing cotton seed. Damaged seed I. Cotton seed crushed in different States, by years II. Quantity of crushing seed III. Total products yielded and manufac- turing loss per ton of seed IV. Oil and merJ yields per ton of seed V. Yields of oil and meal, by States, as compiled from analyses Page. VI. Yields of oil and meal, by counties, as compiled from analyses 8 VII. Yields of oil and meal, by months, as compiled from analyses 202 VIII. Variation of yields of oil and meal en same market 207 For crushing purposes cotton seed consists of oil, meal, hulls, linters, and waste matter, the proportion of each varying widely in different sections of production and under different conditions. The composition of seed is influenced by climate, soil, season, fertilizer, and variety, as well as by methods of treatment of the seed before and after the cotton is picked. All of these factors vary so much that seed is of different value not only in widely separated sections and in different years but often in a particular community and at the same time. This bulletin is issued for the guidance of producers, dealers, and crushers in order that they may know more nearly the content of the product in which they are dealing and be better a
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