Table 9. Agricultural Chemicals Used, Including Fertilizer and Lime: 1987 and 1982-Con. 



[Data are based on a sample of farms. For meaning of abbreviations and symbols, see introductory te)ct] 



Chemicals used 



Carroll 



Cass 



Cherokee 



Chickasaw 



Commercial fertilizer . 



farms, 1987. 



1982. 



acres on which used, 1987. 



1982. 



Cropland fertilized, except pastureland farms, 1987. 



1982. 



acres on which used, 1987. 



1982. 



Pastureland and rangeland fertilized famis, 1987. 



1982. 



acres on which used, 1967. 



1982. 



Lime farms, 



acres on which used, 



tons. 



Sprays, dusts, granules, fumigants, etc., to 

 control — 

 Insects on hay and other crops farms, 



acres on which used. 



1987. 

 1982. 

 1987. 

 1982. 

 1987. 

 1982. 



1987. 

 1982- 

 1987. 

 1982- 



Nematodes In crops . 



farms, 1987. 



1982- 



acres on which used, 1987- 



1982- 



Diseases in crops and orchards farms, 1987- 



1982- 

 acres on which used, 1987- 

 1982. 

 Weeds, grass, or bnjsh in crops and 



pasture farms, 1987. 



1982. 



acres on which used, 1987. 



1982.. 



Chemicals used for defoliation or for growth 



control of crops or thinning of fruit farms, 1987., 



1982. 



acres on which used, 1967.. 



1982. 



923 

 907 



132 346 

 135 505 



915 



899 



130 265 



133 255 



31 



58 



2 081 



2 250 



221 



70 

 19 117 



3 885 

 29 996 



6 597 



459 



369 



53 177 



49 758 



10 



50 



590 



3 640 



29 



14 



6 371 



3 781 



789 



863 



166 536 



183 250 



2 

 13 

 (D) 



1 644 



857 



875 



139 328 



160 989 



867 



864 



138 068 



159 880 



40 



48 



1 260 



1 109 



310 



151 



22 598 



6 138 



62 645 



17 336 



530 



484 



55 892 



82 443 



56 



29 



4 520 



2 132 



37 



7 



2 948 



35 



708 



740 



125 012 



164 993 



17 



3 



1 631 



1 230 



Chemicals used 



Clay 



Clayton 



Clinton 



Crawford 



Dallas 



Davis 



Commercial fertilizer farms, 



acres on which used, 



Cropland fertilized, except pastureland - famns. 



acres on which used, 



Pastureland and rangeland fertilized --- farms, 



acres on which used, 



Lime farms, 



acres on which used, 



tons. 



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. 



1987., 

 1982. 

 1987. 

 1982- 



1987. 

 1982. 

 1987. 

 1982- 



1987. 

 1982. 

 1987. 

 1982. 



1987. 

 1982. 

 1987. 

 1982. 

 1987. 

 1982., 



1987. 

 1982. 

 1987. 

 1982. 



1987- 

 1982- 

 1987- 

 1982- 



1987. 

 1982. 

 1987. 

 1982- 



1987- 

 1982- 

 1987- 

 1982- 



Chemtcals used for defoliation or for growth 



control of crops or thinning of fruit farms, 1987- 



1982- 



acres on which used, 1987- 



1982. 



60 



550 

 488 



60 313 

 83 041 



25 

 (D) 

 666 



1987 CENSUS OF AGRICULTURE-COUNTY DATA 



IOWA 271 



