wheat ear, cereal early stem elongation, beginning of stem elongation. bbch stage 30-31

yellow produce leaf food green plant flower insect invertebrate animal vegetable fruit petal dish hand tree wheat ear cereal early stem elongation beginning bbch stage 30-31 growth stages cereals secale cereale isolated cycle life growing ripe vector illustration developing maturation agricultural triticum white germinating drawing development biology hordeum crop agriculture farm grain organic nature field spring botanical ground seed sprout rural soil farmland grass natural cultivation spike grow germination background elongation 30-31 cereals