bois (1) vent (1) puits (1) technologie (1) espèce (1) Afrique du Sud (1) son (1) spectacle (1) incorporation (1) analyse (1) expérience scientifique (1) effet (1) coût (1) classification (1) Afrique (1) Development (1) Construction (1) Varieties (1) Identification (1) English (1) Wood (1) Winds (1) Violin (1) Technology (1) Stringed instruments (1) Spruce (1) Speech perception (1) Species (1) South Africa (1) Sound recordings (1)