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Sago Pondweed (Potamogeton pectinatus L.):
A Literature Review


Appendix A

Appendix A--Sago Pondweed Biomasses and Probable Limiting Biomass

                              Total or
                              aboveground         Code to limiting factorsC
                               biomass  
Reference                   (g/m2 dry wt)b     1   2   3   4   5   6   7   8   9   10   11   12   13   14   15   16

Ozimek et al. 1986 <5 x Kautsky 1987 <5 x x Schiemer and Prosser 1976 12 x x x x x Kautsky 1987 <18 x Jerling and Linde 1977 25 x x x Singh 1981 25 x x x Sahai and Sinha 1976 <31 x Ozimek et al. 1986 <44 x Taylor 1983 52 x Filbin and Barko 1985 55 x x Van Wijk 1988 55 x Van Wijk 1988 73 x x x x Van Wijk 1988 78 x x Lutz 1960 <79 x x x Boynton and Heck 1982 <100 x Bernatowicz 1969 100 x Jupp and Spence 1977b 104 x x x Rich 1966 107 x x Oglesby et al. 1976 118 x x x x Westlake 1961 123 x x
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
Congdon and McComb 1981 <132 x x Van Wijk 1988 133 x x Brooker and Edwards 1973 141 x Sterling 1970 165 x Vermaak et al. 1981 174 x x Davis and Carey 1981 175 x Ravanko 1972 <190 x x Kvet and Husak 1978 200 none indicated Gopal et al. 1978 214 none indicated Jensen 1940 <227 x x Madsen 1986 227 x Van Wijk 1988 237 x x Vanamburg (n.d.) 264 none indicated Huber 1952 >266 x x Kaul et al. 1978 <272 none indicated Ozimek et al. 1986 275 none indicated Kollman and Wali 1976 <293 x x x x Van der Valk and Bliss 1971 <297 x x x Krausch 1976, cited in <300 none indicated Wallentinus 1979
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
Anderson and Low 1976 <316 x x Craner 1964 <317 x x x Van Wijk 1988 327 x Anderson and Jones 1976 <350 x x x Van Wijk 1988 376 x Sinha 1970 <370 none indicated Low and Bellrose 1944 <392 x x Van Wijk 1988 392 x Sabai and Sinha 1976 <445 none indicated Van Wijk 1988 583 x Madsen et al. 1988 620 none indicated Van Wijk 1988 668 x Peterka and Hanson 1978 716 none indicated Kollman and Wali 1976 732 none indicated Barker and Fulton 1979 880 none indicated Gaevskaya 1966 900 none indicated Olson 1979 <954 x x x Madsen 1986 992 none indicated Van Wijk 1988 1,313 none indicated Shubert 1982 1,500 none indicated Aleem and Samaan 1969b <1,568 x x x Howard-Williams 1978 1,952 none indicated Zaky 1960 1,988 none indicated
Reference Total of 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 above ground Code to limiting factorsC biomass (g/m2 dry wt)b
aWet weight conversion to dry weight: multiply by 0.14; g C/m2 conversion to dry weight: multiply by 1.54, ash-free dry weight conversion to dry weight: multiply by 1.34. bTotal biomass listed if above- and belowground biomass values given c Codes: 1 = Turbidity; 2 = 0ther macrophytes or epiphytes (potential competitors); 3 = Wave, wind, or current action (exposure or erosion of substrate); 4 = Insufficient or excessive depth; 5 = Water level fluctuations (mostly decreases); 6 = Pollution or eutrophication; 7 = Waterfowl grazing; 8 = Excessive salinity; 9 = Uprooting by fish; 10 = Siltation; 11 = Ice action; 12 = Rocky substrate; 13 = Growth form; 14 = Insufficient nutrients; 15 = Toxic elements; 16 = Excess energy demand.

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