Table 50

NAPIAP Survey - Field Corn - 1994

Table 50

Table 50:  Non-chemical control of weeds utilized by New York field corn 
growers in 1994 (64 growers using some non-chemical method)
______________________________________________________________________________
                                            # of          # of       Avg.
                             Most common    growers       acres      estimated
Non-chem.   # of      # of   weeds          estimating    on which   % yield
method      growers   acres  targeted       gain or loss  estimated  gain or 
______________________________________________________________________________
Crop 
 rotation     46    5,704.3  Annual broadleaves  8         705.0       14.7
Cultivation   27    3,806.5  Weeds in general    7       1,231.5        9.0
Cover crops   18    2,198.5  Weeds in general    4       1,077.0        6.4
Timely 
 planting     10    1,905.0  Weeds in general    1         400.0       20.0
Improved 
 drainage      4      250.0  Weeds in general    1          40.0        1.0
Early 
 harvest       3      295.0  Annual broadleaves  1          45.0       20.0
Resistant 
 varieties     1       93.0  Weeds in general    --           --         --
Crop residue 
 removal       1       65.0  Weeds in general    --           --         --
Mowing         1       20.0  Weeds in general    --           --         --
______________________________________________________________________________

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