How much sugarcane trash should be left on the soil?

Abstract

How much sugarcane trash should be left on the soil? Large amounts of crop residues are preserved when sugarcane is harvested mechanically, without previous burning. When all this started, many problems associated with trash (or straw, treated here as synonyms) preservation emerged. Later, it was realized that this residue is a valuable asset for both energy production and soil preservation. There is not a well established tradeoff as to whether the trash should be used for energy production or be left in the …