The Hwind model demonstration

Please select the relevant stand parameters then press "Calculate"

	Species	Soil type	Location
	BIRCH NORWAY SPRUCE SCOTS PINE	PODZOL	STAND EDGE 5 TREE HEIGHTS FROM EDGE
	Height	H/dbh ratio	Snow load	Thinning type
	12 metres 16 metres 20 metres 24 metres	120 100 80	None 20kg/m2 40kg/m2 60kg/m2	Normal Light Heavy
	dbh	cm	Stocking	trees/ha
	At 10 metres above ground
	windspeed to overturn trees	m/s	windspeed to snap trees	m/s
At canopy top
windspeed to overturn trees	m/s	windspeed to snap trees	m/s

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Last modified: Thu Oct 9 16:47:59 BST 1997