Table 14. Petroleum Products Expenses: 1987, 1982, and 1978 



[Data are based on a sample o( farms; see text. For meaning o( abbreviations and symbols, see introductory text] 



Table 15. Agricultural Chemicals Used, Including Fertilizer and Lime: 1987, 1982, 

 and 1978 



[Data are based on a sample of farms; see text. For meaning of abbreviations and symbols, see introductory text] 



Chemicals used 



Chemicals used 



1987 



Any chemicals, fertilizer, or lime 

 used farms. 



Commercial fertilizer' farms. 



acres on which used. 

 $1,000. 



Lime farms. 



acres on which used, 

 tons. 



Farms by tons used: 



1 to 49 tons 



50 to 99 tons 



100 to 199 tons 



200 to 499 tons 



500 to 999 tons 



1,000 tons or more 



Agricultural chemicals' farms. 



$1,000. 



83 067 



13 313 702 



467 355 



17 823 



1 219 181 



2 846 408 



3 815 



4 475 

 4 994 

 3 700 



697 

 142 



86 631 

 309 894 



86 632 



14 661 266 



562 767 



11 172 



588 678 



1 389 986 



3 092 

 3 324 

 2 789 

 1 677 

 250 

 40 



87 700 

 331 924 



98 993 



15 184 915 



481 090 



14 577 



810 259 



1 942 275 



3 807 



4 127 

 4 035 

 2 179 



352 

 77 



101 522 

 208 549 



Any chemicals, fertilizer, or lime 

 used— Con. 



Sprays, dusts, granules, 

 fumigants, etc., to control — 

 Insects on hay and other 



crops farms. 



acres on which used. 



Nematodes in crops farms. 



acres on which used. 

 Diseases in crops and 



orchards farms. 



acres on which used. 

 Weeds, grass, or brush in 



crops and pasture farms. 



acres on which used. 



Chemicals used for defoliation 

 or for grovrth control of crops 



or thiinning of fruit farms. 



acres on which used. 



41 361 



4 910 343 



2 548 



267 277 



1 330 

 112 420 



70 486 

 14 709 093 



1 066 

 120 779 



41 193 



6 062 166 



3 419 



415 428 



1 331 

 177 125 



73 116 

 16 269 261 



1 726 

 242 520 



44 090 



6 640 743 



4 561 



517 125 



1 886 

 219 621 



73 497 

 14 215 869 



1 412 

 169 928 



'Data for 1987 include cost of custom applications; data for agricultural chemicals exclude the cost of lime for 1987 and 1982. 



1987 CENSUS OF AGRICULTURE-STATE DATA 



IOWA 19 



