Table 26

NAPIAP Survey - Field Corn - 1994

Table 26

Table 26:  Summary of insects treated for by New York State growers who grew 
corn for grain in 1994 by active ingredient (35 growers)
______________________________________________________________________________
Active Ingredient     # of          # of       % of       Acres        % of 
  Insect              growers       fields     fields     treated      acres 
______________________________________________________________________________
tefluthrin              14            24                  2,322.6
  Corn rootworm 
   (larval)                           16        66.7      1,635.6      70.4
  Cutworms                             8        33.3      1,287.6      55.4
  No answer                            4        16.7        465.0      20.0
  Corn earworm                         3        12.5        119.6       5.1
  Seedcorn maggot                      4        16.7         58.0       2.5
  Wireworms                            4        16.7         30.6       1.3
  Slugs                                2         8.3         27.0       1.2
  European corn borer                  2         8.3         19.6       0.8
chlorpyrifos            11            24                  1,682.3
  No answer                            3        12.5        975.0      58.0
  Corn rootworm 
   (larval)                           21        87.5        707.3      42.0
  Corn rootworm (adult)                1         4.2        150.0       8.9
  Nematodes                            1         4.2        150.0       8.9
  Cutworms                             8        33.3        131.0       7.8
  Wireworms                            8        33.3        131.0       7.8
terbufos                 8            11                  1,239.5
  Corn rootworm (larval)               8        72.7      1,101.5      88.9
  Corn rootworm (adult)                1         9.1        240.0      19.4
  Wireworms                            2        18.2        190.0      15.3
  No answer                            3        27.3        138.0      11.1
  Cutworms                             1         9.1          8.0       0.6
  Maize billbugs                       1         9.1          8.0       0.6
carbofuran               1             1                    744.0
  European corn borer                  1       100.0        744.0     100.0
  Cutworms                             1       100.0        744.0     100.0
fonofos                  1             2                     90.0
  Corn rootworm (larval)               2       100.0         90.0     100.0
  Cutworms                             2       100.0         90.0     100.0
phorate                  1             1                     70.0
  No answer                            1       100.0         70.0     100.0
carbaryl                 1             1                      3.0
  Corn earworm                         1       100.0          3.0     100.0
______________________________________________________________________________

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