Bacillus thuringiensis (Bt) is a spore forming (flash animation) bacterium that produces crystals protein (cry proteins), which are toxic to many species of insects.t is largely used in agriculture, especially organic farming. Bt is also used in urban aerial spraying programs, and in transgenic crops. To learn more about each of these topics, click on the corresponding link on the left.
Advantages and Limitations of Ratio Analysis. Financial ratio analysis is a useful tool for users of financial statement. It has following advantages: 1  It simplifies the financial statements.  It helps in comparing companies of different size with each other.
What is the 'Quick Ratio'. The quick ratio is an indicator of a companyâs short-term liquidity. The quick ratio measures a companyâs ability to meet its short-term obligations with its most liquid assets. For this reason, the ratio excludes inventories from current assets, and is calculated as follows: Quick ratio = (current assets â inventories) / current liabilities, or.