Ключевые слова: activity, agricultural, agriculture, agronomy, agrotechnical, agrotechnology, clean, corn, crop, crop protection, crop sprayer, cultivated, cultivation, dirt, efficient, farming, farmland, field, green, growth, herbicide, industry, job, land, machinery, maize, nobody, pesticide, plant, plantation, seedling, selective focus, soil, tractor, vehicle, weed, weeding, weedkiller, work, zea mays,