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Effect of irrigation and adjuvant on residual activity of pendimethalin and metazachlor in kohlrabi and soil

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Table 1. Important properties of tested herbicides in the environment (source: Footprint Database 2018)
Table 2. Weather conditions and irrigation during growing seasons
Figure 1. Half-lives of pendimethalin and metazachlor in the soil layer 0–10 cm in dependence on an irrigation Pendimethalin high irrigation level withoutlow irrigation level withoutlevel and use of adjuvant Grounded (the error bars indicate standard deviation of pendimethalin and metaza-chlor half-lives in 2015 and 2016)adjuvant with adjuvant
Figure 2. Ratio (% from the applied dose) of pendimethalin concentration in the soil layer 5–10 cm at the end of the experiment to the concentra-tion of pendimethalin immediately after the application in the soil layer 0–5 cm
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