Ключевые слова: agriculture, background, beginning, betula, birch, breeding, bud, closeup, compost, concept, development, dirt, duplication, earth, ecology, environment, environmental, forest, fresh, garden, green, ground, group, grow, growing, growth, hope, land, leaf, life, macro, nature, new, nursery, organic, outdoor, persistence, plant, proliferation, propagation, replication, reproduction, sapling, season, seed, seedling, small, soil, spring, sprout, start, stem, threshold, tree, vegetation, young,