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Exudate
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==Plant exudates== Plant exudates include [[Plant saps|saps]], [[Natural gum|gums]], [[latex]], and [[resin]]. Sometimes [[nectar]] is considered an exudate.<ref>{{cite book|title=The Evolution of Exudativory in Primates / Nutritional and Digestive Challenges to Being a Gum-feeding Primate|year=2010|publisher=Springer|url=https://books.google.com/books?id=YdQg-YoghHEC&pg=PA28|author=Power, Michael L.|editor1=Anne M. Burrows |editor2=Leanne T. Nash |access-date=2 October 2012|page=28|isbn=9781441966612}}</ref> Plant seeds exudate a variety of molecules into the [[spermosphere]],<ref name="Schiltz">{{cite journal |last1=Schiltz |first1=S |last2=Gaillard |first2=I |last3=Pawlicki-Jullian |first3=N |last4=Thiombiano |first4=B |last5=Mesnard |first5=F |last6=Gontier |first6=E |title=A review: what is the spermosphere and how can it be studied? |journal=Journal of Applied Microbiology |date=December 2015 |volume=119 |issue=6 |pages=1467β81 |doi=10.1111/jam.12946 |pmid=26332271|s2cid=42515027 |doi-access= }}</ref> and [[Root mucilage|roots exudate]] into the [[rhizosphere]]; these exudates include acids, sugars, [[polysaccharides]] and [[ectoenzyme]]s, and collectively account for 40% of root carbon.<ref>{{cite book |title=Mineral Nutrition of Higher Plants |last1= Marschner|first1=Horst |year= 1995 |isbn=0124735436 }}</ref> Exudation of these compounds has various benefits to the plant and to the [[microorganisms]] of the rhizosphere.<ref>{{Cite journal | last1 = Walker | first1 = T. S. | last2 = Bais | first2 = H. P. | last3 = Grotewold | first3 = E. | last4 = Vivanco | first4 = J. M. | title = Root Exudation and Rhizosphere Biology | doi = 10.1104/pp.102.019661 | journal = Plant Physiology | volume = 132 | issue = 1 | pages = 44β51 | year = 2003 | pmid = 12746510| pmc =1540314 }}</ref><ref>{{Cite journal | last1 = Martins | first1 = S. J. | last2 = Medeiros | first2 = F. H. V. | last3 = Lakshmanan | first3 = V. | last4 = Bais | first4 = H. P. | title = Impact of Seed Exudates on Growth and Biofilm Formation of Bacillus amyloliquefaciens ALB629 in Common Bean | doi = 10.3389/fmicb.2017.02631 | pmid = 29375501 | pmc = 5767182 | journal = Frontiers in Microbiology | volume = 8 | pages = 2631 | year = 2018 | doi-access = free }}</ref>
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