Residue Kinetics of Ethofumesate in Texturally Diverse Soils of Sugar Beet Crop under Field Conditions

Table 1

Percent recoveries of ethofumesate herbicide from soil, leaves, and beetroot.

Matrix	Conc. (ppm)	Amount injected (ng)	Amount recovered (ng)	% recovery
Ethofumesate	Soil
	0.002	0.01	0.007 ± 0.005	78.15
	0.01	0.05	0.040 ± 0.05	80.08
	0.1	0.50	0.416 ± 0.02	83.20
	1.0	5.00	4.281 ± 0.05	85.62
	2.5	12.5	11.006 ± 0.04	88.05
	Sugar beet leaves
	0.002	0.01	0.007 ± 0.003	77.01
	0.01	0.05	0.040 ± 0.04	81.00
	0.1	0.50	0.421 ± 0.02	84.23
	1.0	5.00	4.312 ± 0.05	86.25
	2.5	12.5	11.072 ± 0.03	88.58
	Sugar beetroots
	0.002	0.01	0.007 ± 0.005	76.25
	0.01	0.05	0.039 ± 0.02	79.14
	0.1	0.50	0.406 ± 0.02	81.25
	1.0	5.00	4.147 ± 0.03	82.95
	2.5	12.5	10.562 ± 0.02	84.50
	Water
	0.002	0.01	0.008 ± 0.002	89.13
	0.01	0.05	0.045 ± 0.01	90.50
	0.1	0.50	0.456 ± 0.04	91.30
	1.0	5.00	4.607 ± 0.03	92.15
	2.5	12.5	11.718 ± 0.04	93.75