Therefore, harvesting of grass nepia affect the biogas production performance. In addition, regardless of the age appropriate grass harvest, it's a good idea to consider the output of the harvest age nepia grass.
The harvesting of Napier grass has a powerful impact on the production of biogas. Also take into account the harvesting of grass should be considered a reasonable yield of Napier grass at the age of harvest.
So the harvesting of Napier Grass affects the production efficiency of biogas. In addition to consider the appropriate age to cut hay yield of Napier Grass should be considered as their harvest.