Diagnosis Of Ill-Health In Trees

A practical, non-laboratory based system for finding the cause of ill health in trees. It deals with the problems affecting trees that have been planted out for... » 

A practical, non-laboratory based system for finding the cause of ill health in trees. It deals with the problems affecting trees that have been planted out for ornament, screening, shading or hedging in the UK, and covers ill health caused by every kind of agent likely to affect amenity trees. «