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.
The current ratio is the first of three financial ratios that we will examine. The formula for the current ratio is as follows: Current Ratio = Current Assets Ã· Current Liabilities. As stated earlier, liquidity ratios measure a companyâs ability to pay off its short-term debt using assets that can be easily liquidated. In this case, the current ratio measures a companyâs current assets against its current liabilities.