5MEDIUM LAKESWHETHER PRODUCTIVITY WAS LOW (2–11 Μ G L−1TOTAL PHOSPHO...

4.5

Medium lakes

whether productivity was low (2–11 µ g l

total phosphorus (TP)),

moderate (11–30 µ g l

TP) or high (30–250 µ g l

TP). However,

when small (3 × 10

to 3 × 10

m

), medium (3 × 10

to 3 × 10

m

)