Composted material reduces volume and enriched with plant nutrients as the decomposition progressed with lowering of C:N ratio. Decomposition process in poultry litter ceases in 75-90 days, after that compost stabilizes in its characteristics and becomes usable / safe for crop production. Composting of poultry litter stocked under plastic cover or in the pits gives a better quality product in terms of its nutrient composition and as soil amendment. Similarly, the composted poultry litter has better fertilizer value than the un-composted one, as its application will improves the soil...

This research work will give you an overview of the topics covered on the development of assessments, Proficiency Testing and theories of measurement. In addition, it will provide you with full description of proficiency test construction, test alignment with curriculum based on skills, items selection criteria for proficiency tests, minimum number of items required for assessing each skill/content area, sample questions, test calibration procedure, test interpretation, development of students performance levels and testing tips that may assist you in preparing proficiency assessments. It...

Even when its origins are still uncertain, the uses of calendula as a medicine and as a colouring were known to the old herbalists, especially Arabs and Hindus. Greeks, who started cultivating it more recently, used calendula flowers to decorate their feasts and to make garlands to honour their heroes. Calendula has long been used in topical applications, to treat skin ulcers, infected wounds, diaper rash, eczema, varicose veins, hemorrhoids, periodontitis and conjunctivitis. The study revealed that Calendula oil has great potential to be used for pharmaceuticals purposes. Natural oil derived...