The effect of organic expanders including humus acid, lignin,vio-lanthrone and isoviolanthrone on the performances of the lead-acid battery are described.
A long-term field experiment was carried out to study the effect of fertilization on the organo-mineral complexation and the combined forms of humus of phaeozem in Jilin Province, China.
But it is also known as " Alabama jumper, " " Jersey wriggler, " and " crazy worm." Unlike other usual North American earthworms, these highly active worms eat large amounts of humus.
With classes six days a week, school in Israel finishes before lunchtime, but kids do bring aruchat eser, a morning meal which could be a small snack like pita with humus and a hard-boiled egg.