CONTROL SERIES No. 81 



CHEMICALS AND RAW PRODUCTS. 



Summary of Results of the Inspection of Fertilizer Simples and Raw Products. 



Also contains about 50% of calcium oxide in form to neutralize soil acidity. 



6 Cottonseed meal had average calcium oxide .99%, magnesium oxide 1.23%; castor pomaee had calcium 

 oxide, 1.52%, magnesium oxide 1.01%; linseed meal had calcium oxide 1.19%, magnesium oxide 1.17%. 

 r. Total potash, 

 d Chlorine 2.11%. 



e Magnesium oxide 9.55%, chlorine 2.15%. 

 / Chlorine .12%. 



g Average tankage finer than 1/.50 inch, 49.55%,; coarser than 1/.50 inch, 50.45%. 

 h Average bone finer than 1/50 inch, 70.04%; coarser than 1/50 inch, 29.96%. 

 t Organic matter 67.40%. 



j Calcium oxide 12.12%, magnesium oxide 5.50%, moisture 5.37%, insoluble matter 12.47%. 

 k Average calcium oxide 33.92%, magnesium oxide 3.99%, water 6.95%, insoluble matter 11.45%. 



1 Average organic matter: sheep manure, 48.40%; sheep and goat manure, 37.16%; cattle manure, 

 66.43%; poultry manure, 64.27%; poultry manure and peat, 63%; sheep manure and wool waste, 32.39%. 



