pesticides used in food. scientist`s gloved hand sticks a syringe of liquid into tomatoes hanging on branch, close-up. non organi

agriculture background biology biotechnology branch chemical chemistry closeup concept crop dna equipment experiment farm farming food fresh genetic genetically glove gmo green greenhouse growing hand harvest injecting injection liquid modification modified needle nitrate nutrition organic pesticide plant researcher ripen science scientific scientist syringe technology tomato toxin treatment vegetable white