Culm length (comparison with untreated plot: %)
Compounds	Dose (g a.i./ha)	Number of Field Corn out of 41 varieties			Number of Sweet Corn out of 16 varieties
		Little or none influence	Acceptable level	Unacceptable level	Little or none influence	Acceptable level	Unacceptable level
Tolpyralate	100	41	0	0	15	1	0
	50	41	0	0	16	0	0

Culm length was observed at 47–59 days after application. Comparison with untreated plot was calculated following formula: (application plot/untreated plot) ×100. Little or none influence: more than 95%, Acceptable level: 94–90%, Unacceptable level: less than 90%