Sentence examples for levels of residue from inspiring English sources

This was attributed to greater levels of residue cover and firmer seedbeds.

This suggests that in the absence of clean-up resources, satisfactory information on levels of residue contamination in honey can still be achieved with minimal sample manipulations as found in other studies (Kujawski et al. 2014).

conventional puddling (CP), puddling by four passes of rotavator (PR), reduced puddling by two passes of rotavator (ReP), and direct seeding without puddling (DSWP) and two levels of residue, viz.

The decreased in mineral nitrogen after wheat residue incorporation (second crop) can be explained by N immobilization and ammonia volatilization processes occurring as a consequence of having high levels of residue on the soil surface with a high C/N ratio ([Reiter et al. 2002]).

Laboratory experiments were designed utilizing five levels of residue cover (bare, 15%, 35%, 55% and 75%), four rainfall intensities (30 mm/h, 60 mm/h, 90 mm/h and 120 mm/h), two soil moistures (dry and wet run) and a fixed slope of 7%.

In 10 sites covering the environments of calcareous plains and sandy plains of the semiarid central region of Argentina and with different WSC, experiments with 3 different levels of residue cover (H, M, L) and with and without weed control (C and W respectively) during fallow were set up.

The children's higher levels of residues could be a result of several factors, federal scientists said.

Among other findings, the new study disclosed that children had higher levels of residues from secondhand smoke, some pesticides and plastics than adults, and that Mexican-Americans have three times the levels of a DDT residue of other Americans.

These levels of residues indicate contamination of the yam tubers through other sources other than treatment by pesticides.

The costs for monitoring levels of residues are incurred for the official monitoring programmes and for the extensive testing in food retailing.

This shows that if farmers will allow 7 days' intervals after application of chlorpyrifos on lettuce before harvest the levels of residues will be reduced far below the MRL if the pesticide is properly applied at a hot climate region.