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Residues resulting from supervised trials

Supervised residue trials have been carried out world-wide on a wide range of crops such as citrus fruits, pome fruits, stone fruits, berries, various types of vegetables, oilseeds and fodder items. In nearly all trials teflubenzuron has been used as a 15% SC formulation (150 g/l suspension concentrate). In some trials teflubenzuron formulated as an emulsion concentrate has been applied as well (25 g/l; 33.3 g/l; 100 g/l). Trials were carried out in different climatic areas, e.g. Northern and Southern Europe, Northern and Southern America, South Africa and the Far East.

Many of the field studies cover a wide range of spray regimes for such reasons as the need to obtain data on rates of decline or to examine the effects of high application rates. In most trials. the application rate was given as concentration of. active ingredient in the spray solution and as kg of active ingredient per hectare if the spray volume was known. In the few trials in which different rates were used in multiple applications the individual rates are given in the Tables.

Residues have been rounded to 2 significant figures. Where replicates of the same sample have been analysed the mean has been calculated. In most of the studies carried out in the USA, replicate samples were analysed; in these cases all the results are shown. Underlined residues are from treatments according to GAP. Double-underlined residues have been used for the estimation of Supervised Trials Median Residue (STMR) levels.

Table 5. List of Tables of residues from supervised trials on crops.

Table No.

Commodity, country, year

Table 6

Grapefruit, USA (1987)

Table 7

Oranges, Brazil (1984, 1985, 1989), South Africa (1984, 1985, 1986), USA (1987)

Table 8

Apples, France (1982, 1983, 1984, 1985), Germany (1982, 1983, 1984, 1985, 1993), Italy (1984) Slovakia (1986), South Africa, UK (1985), USA (1987)

Table 9

Pears, France (1982, 1984, 1985, 1990), Germany (1993), Italy (1983, 1984)

Table 10

Cherries, Germany (1991)

Table 11

Plums, Germany (1991, 1992), Italy (1988)

Table 12

Nectarines, Italy (1988)

Table 13

Peaches, France (1982, 1983, 1984), Italy (1986)

Table 14

Grapes, France (1982, 1983, 1984), Germany (1982, 1983), Italy (1983, 1984)

Table 15

Raspberries, blackberries, blueberries, Germany (1984, 1985)

Table 16

Persimmons, Korea (1992)

Table 17

Kiwifruit, New Zealand (1986, 1987)

Table 18

Head cabbages, Brazil (1989), Germany (1982, 1983, 1984, 1985), Philippines (1985), Malaysia (1984), UK (1985), USA (1987)

Table 19

Broccoli, Germany (1984)

Table 20

Brussels sprouts. The Netherlands (1985)

Table 21

Cucumbers, Germany (1987), The Netherlands (1987)

Table 22

Peppers, Italy (1985, 1988), Korea (1992)

Table 23

Egg plants, Italy (1988)

Table 24

Tomatoes, Brazil (1986, 1989), Germany (1987), Italy (1987), UK (1986, 1993), USA (1987)

Table 25

Mushrooms, Germany (1984, 1985), The Netherlands (1987)

Table 26

Chinese cabbage, Philippines (1985), Malaysia (1985), The Netherlands (1986)

Table 27

Peas, France (1983)

Table 28

Soya beans, Brazil (1985, 1989), USA (1987)

Table 29

Potatoes, Brazil (1985), France (1984), Germany (1982, 1983, 1986, 1987), Italy (1985), Slovakia (1987 USA (1987)

Table 30

Maize, France (1982, 1983, 1984), Germany (1982, 1983, 1986, 1987), Italy (1984)

Table 31

Cotton, Brazil (1989), Guatemala (1984, 1985), Mexico (1984), USA (1987)

Table 32

Coffee beans, Brazil (1989)

Table 33

Alfalfa forage, green grass, Italy (1988)

Table 34

Soya bean forage and hay, USA (1987)


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