How do you create references for journal articles in APA format? If you need to write a psychology paper, then you are going to probably need to reference a number of different journal articles. Such articles summarize the results of studies and experiments conducted by researchers on an enormous range of topics.
The problem that second generation biofuel processes are addressing is to extract useful feedstocks from this woody or fibrous biomass, where the useful sugars are locked in by lignin, hemicellulose and cellulose. All plants contain lignin, hemicellulose and cellulose.
Biofuels are any commercially produced liquid or gas used to fire a heating device and derived from renewable biomass, including agricultural crops and residues, forest products and by-products, and separated food waste. Biofuels are commonly blended with diesel or other distillate fuels such as number 2 heating oil.