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Mpala Research Centre Discovery Day 2014
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PLANT-WATER INTERACTIONS PRINCETON ECOHYDROLOGY LAB
Discovery Day July 19, 2014
WHAT IS “ECOHYDROLOGY”?
WHAT IS “ECOHYDROLOGY”?
How the landscape and water cycle interact.
!
HOW DOES DROUGHT AFFECT LOCAL PLANTS?
ACACIA MELLIFERA
blackthorn wait-a-while-tree
DID YOU KNOW?• “Mellifera” means “honey-
bearing” in Greek.
• Livestock, as well as elephants, eland, and kuru all graze mellifera.
• A. mellifera leaves are 22.4% protein…one kilo of ground beef is only 14% protein!
• Acacia gums are an important food industry additive, especially for chewing gum.
Annual rainfall monitoring
Jan Mar June Sept Dec Mar June0
20
40
60
80
100
120
140
Rai
nfal
l (m
m)
2013 2014
Annual rainfall monitoring
Jan Mar June Sept Dec Mar June0
20
40
60
80
100
120
140
Rai
nfal
l (m
m)
2013 2014
low rainfall… what happens to A. mellifera?
Growth & size of A. mellifera
More info: Princeton Ecohydrology Lab http://caylor.princeton.edu
Thanks for listening! Asante kwa kuja!