ESPM 131 Lecture Notes - Lecture 11: Soil, Microorganism, Transpiration

• School: Berkeley
• Department: Environmental Science, Policy, And Management
• Course: ESPM 131
• Professor: Mary Firestone

Document Summary

Lecture it : the rhitosphere krmed in 1904 by hittner endotctorhito sphere root rhizoplnne : along root architecture varies most soil has been inftv . b) roots bio chem . phys differ from but soil. Oz : roots + rhizosptue microbe respiration rate of oz cons vmp. W / dist from root also dep . on hzo lower th unsmp . in wetter soil ( oz : 7 wlresp . dissolves in water carbonic acid . , utioy anion uptake roots take ions + alter rkizosphac ph up cation uptake : nhi release at anion : no. Oh cation > anion : ph b (audit) release of org . acids(ie malicaiid) y soluble y b ph can exude soluble soil minerals ( ie capa. /h/k miwalsl %tt[ 9ge yunfm candidate essential metals ( ie fe ) ioniotly bond to meth y ( 00t nh etc . (complexes) , complex mix that vanes w/ conditions exudates : not metabolic ( leakage)