Surgical approaches to the apical areas of teeth have been known since antiquity. The problem of inadequate root canal therapy led some dental surgeons to approach the diseased root apex from the apical and rather than by an approach via the root canal from the coronal end. It must be emphasized that the primary treatment of the nonvital tooth relies on conventional endodontic techniques only when this treatment has failed, or in a few elected cases, should endodontic surgery be considered. The design of flaps in endodontic surgery is of prime importance. As the surgical site is very limited...

Dill is a fragrant and therapeutic annual herb of the apiaceae family. It is commercially grown in Rajasthan, Gujarat, Maharashtra, Andhra Pradesh and Madhya Pradesh. Dill seed is rich in vitamins A, C, B2, B3, and B9 as well as minerals including Cu, K, Ca, Mn, Fe and Mg and its seed and leaves are used as flavouring ingredients in sauces, vinegar, pastries and soups and in medicine as a diuretic, antispasmodic and galactagogue. This book assesses the efficacy of different herbicides as pre and post-emergence or in combination with other herbicides to provide a weed-free environment during...