1 Prune to shape young trees, but don't cut back the leader. 2  Remove crossing branches and branches that grow back towards the center of the tree.  As young trees grow, remove lower branches gradually to raise the crown, and remove branches that are too closely spaced on the trunk.
The final stage signs of pellagra disease are delirium, dementia, tremor, stupor and coma. In severe condition of pellagra disease symptoms like stiffness and inability to move arms and legs sets in.The patients also show signs like involuntary grasping and sucking movements, ataxia (lacking control over muscular movements) and fluid retention.nitial symptoms manifests as skin inflammations, lesions and rash with itching and burning sensation. Photodermatitis is one of the typical signs of the disease. The areas of skin exposed to sunlight become red and inflamed and show symptoms of sunburn.
Pellagra is a vitamin deficiency disease most frequently caused by a chronic lack of niacin (vitamin B3 or vitamin PP, from pellagra-preventing factor) in the diet. It can be caused by decreased intake of niacin or tryptophan, and possibly by excessive intake of leucine.