Deposition of Pesticides on the Soil Surface

Table 12.   Crop cover and other crop characteristics at various growth stages in perennial ryegrass undersown in spring barley. Tabel 12.   Afgrødedække og andre afgrødekarakteristika på forskellige vækststadier i almindelig rajgræs udlagt i vårbyg. Date Crop Height (cm) Growth stage (BBCH) Canopy reflectance (RVI) % Crop cover Sd in parenthesis 25/9-1998 5 22 4.1 51 (3) 2/10 13 23 5.8 50 (3) 9/10 9 25 4.6 20 (3) 22/10 11 25 4.6 42 (1) 30/10 11 25 5.7 53 (4) 30/3-1999 10 25 3.6 21 (1) 21/4 13 27 13.3 71 (1) 27/4 16 30 21 71 (-) 6/5 17 30 26 100 (-) 19/5 26 33 29.9 99 (-)