676 



ANNUAL REPORT OF THE 



Off. Doc. 



SUMMARY OF INSTANCES OF DEFICIENCY FROM GUARANTY 



a 

 o 



Deficient in four constituents, 



Deficiencies in tliree constituents, 



Defleient in two constituents, -- 



Deficient in one constituent, 



Total number of samples in which deficiencies occur, 



1 



11 



.12 



93 



137 



1 



12 

 43 



56 



The cases of deficiency noted during tlie past twelve seasons in the 

 composition of goods as compared with their guaranties, expressed 

 in percentage of the total number of goods of each class analyzed, 

 are as follows: 



PERCENTAGE OF DEFICIENCY 1906-1911 



Complete fertilizers, — 



Dissolved bone, - 



Rock and potash 



Dissolved rock, 



Ground bone, — 



All classes except mis- 

 cellaneous, 



bo 



a 





C8 



4.5.4 



50.0 

 42.4 

 28.8 

 49.0 



39.5 

 28.5 

 40. 

 25.6 

 14.7 



43.8 35.8 



so 



c 





39.4 

 16.6 

 43.7 

 19.5 

 18.5 



36.1 





be 



a 



03 







03 





60 



a 



p. 



03 



53 



bo 

 a 



S 



0] 



t40.0 39.5 



16.6 



28.5 

 40.0 



25.0 

 36.2 

 33.3 

 20.8 



38.3 37.6 



t46.9 



100.00 



43.4 



11.9 



20.0 



46.0 



*0nly two samples analyzed for which no guarantees are reported. 

 tOnly three samples analyzed. 

 JOnly four samples analyzed. 



A comparison of the average composition of all samples of com- 

 plete fertilizers for which guaranties are recorded with the average 

 of the corresponding guaranties, for several seasons past, including 

 those of this season, follows: 



AVERAGE COMPOSITION AND GUARANTY COMPARED 



Spring, 1906 

 Phosphoric acid: 



Total. — - - — 



Available, - 



Potash, 



SJtrogen, — - — -- — - 



9.73 

 7.88 

 4.21 

 1.57 





3 



o 

 bo . 



^ a 



> « 



9.21 

 7.77 

 3.95 

 1,53 



