Crop residues
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Nitrogen Basics – The Nitrogen Cycle - Cornell University
nmsp.cals.cornell.eduand crop residues to ammonium. Because it is a biological process, rates of mineralization vary with soil temperature, moisture and the amount of oxygen in the soil (aeration). Mineralization readily occurs in warm (68-95°F), well-aerated and moist soils. In New York State, approximately 60—80 lbs of N
EU policy and legislation on pesticides
www.europarl.europa.eua result of exposure to residues) and repercussions for crop protection. The use of synthetic plant protection products is fiercely debated in society, dividing supporters and critics. In recent years the debate has crystallised around certain aspects, not least,
Generations of Biofuels Objective
agsci.oregonstate.eduand other forest residues can go through a thermochemical step that produces syngas (a mixture of carbon monoxide, hydrogen and other hydrocarbons). Hydrogen can be used as a fuel and the other hydrocarbons can be used as additives to gas oil. The Figure 2 shows how 2. nd. generation biofuels are produced.