Schädlingsbekämpfer sprühen Pestizide mit Sprüher auf Straße - Stockfoto & -bild

Two scientists in protective suits and masks working with laptop and looking at camera near river outdoors

Male scientist in protective suit and mask taking sample of water in test flask outdoors

Cropped image of male scientist in protective suit and mask putting sample of soil by tweezers in test flask outdoors

Male scientist in protective mask and suit putting sample of yellow leaf by tweezers in test flask outdoors

Male scientist in protective mask and suit writing in clipboard near water outdoors

Selective focus of male scientist in protective mask and suit writing in clipboard while sitting near sewerage

Female scientist in protective mask and suit writing in clipboard while her colleague putting sample of water near river outdoors

Cropped image of pest control worker in uniform spraying chemicals on bush

Cropped image of pest control worker spraying pesticides with sprayer on building wall