. Regulatory Series, Bulletin No. 34 June, 1943 I Kentucky Agricultural Experiment Station _ UNIVERSITY OF KENTUCKY ‘ THOMAS P. COOPER, Director ¤ . COMMERCIAL FERTILIZERS IN KENTUCKY IN 1942 By J. D. TURNER, H. R. ALLEN and LELAH GAULT I conzriznrs i Page Page _ Sales by grades, Table 1 ...... 2 Points a dealer should con- Grades of mixed fertilizer slder -—----·---------------·-----··-------- 8 used in Kentucky in 1943 2 Points a manufacturer I ’ Use high-grade fertilizers. 3 should consider ................ 9 ’ " Fel`mel"s guide -------—··----·-·--· 3 Explanation of tables .......... 10 Grew mere legumes and Standing of manufacturers, save farm byproducts ........ 4 Table 2 ________________________________ 11 Function of plant nutrients 5 Analyses Of inspection Sam: Farmers samples -----—-—-··-----·— 6 ples of mixed fertilizers, »— Information and guaranty superphosphate, and fer- tag ........................................ 6 tilizer salts, Table 3 ..,......... 12 Penalties for violating the Analyses of inspection sem- lerllllzer Iew --·---—---—--··-··--·- 7 ples of bone, rock phos- V Points a farmer should con- phate, and basic slag, sider in buying fertilizer 8 Table 4 ................................ 54 · · This bulletin contains the results of inspection and analyses of eonnnercial fertilizers sold in Kentucky during 1942 and t other information and suggestions relative to the purchasing and use of fertilizers. Estimated from the license tags issued, 146,400 tons of fertilizer were sold, an increase of about 20 per- ‘ cent over the tonnage for 1941. About 59 percent of this was s ‘ mixed fertilizer, 38 percent was superphosphate, and the l _ remainder fertilizer salts and other materials. _ In addition, 192,109 tons of 20-percent supcrphosphate were distributed to Kentucky farmers by the Agricultural Adjustment Administration of the United States Department of Agriculture.