In the Delta state you are sound asleep. Delta waves are the slowest of all five brainwave frequencies and range between 0-4 Hz. Slow Wave Sleep or SWS, is the deepest of sleep states and it plays a vital role in health and well being. During this phase of the sleep cycle, the brain begins producing very slow, large Delta waves.
Pruning Tips. 1  First dormant season (a year after you plant the tree): Remove the central leader and direct the tree growth toward three or four strong scaffolds. 2  Second dormant season: Prune away fast-growing new shoots but leave twig growth, which will be the fruit-bearing wood (on most peach trees).
Procedure. 1  The best time to prune mango trees is in the winter season, after the production of fruits. 2  In order to trim down the tree, remove the low-hanging branches first. 3  The next step is to remove the branches from inside the mango tree. 4  Finally, it is the time to get rid of the dead or diseased limbs of the tree. Middle of May, the period before flowering, is also suitable for pruning the mango trees. 2  In order to trim down the tree, remove the low-hanging branches first. 3  This process is referred to as 'skirting'. 4  This ensures that the branches that are hanging out do not get in the way of fertilizing the tree.