Ключевые слова: agriculture, analysis, background, bio, biology, biotechnology, brown, business, calcium, care, check, chemical, climate, closeup, components, compost, conservation, cultivate, cultivated, development, dirt, dry, earth, eco, ecology, elements, environment, environmental, farm, farmer, farming, female, fertile, fertilization, field, flat, garden, gardening, geology, ground, growth, hand, healthy, holding, humus, industry, infertile, land, lay, life, manure, minerals, natural, nature, nurture, organic, outdoor, person, pile, pure, quality, research, rich, rural, seed, small, soil, space, spring, terrain, test, text, texture, top, turf, view, woman, zinc,