Subject Index 503 



production limits, 254 



pulex, 251, 261, 271-272, 290 



oil pond, 14, 403 



reproduction, 252, 277, 279 



reproduction control, 253 



respiration rate, 269 



simulation, 278 



simulation of biomass, 449 



size, 273 



swarms, 254 



switch in production, 253 



synchrony, 271 



temperature effects, 277, 280 

 Data bank, 408 

 Daylight, duration, 32 

 Dead storage, 65 

 Death rate, in model, 430 

 Decapoda, 299 

 Decomposition, 41 



affects P supply, 151 



Carex, 134, 355, 357 



changes in chemistry, 362 



coefficients, 360 



control in tundra, 41 



controls primary production, 

 43 



detritus, 351 



effect of low temperature, 151 



effect of slow rate, 22 



hydrolysis, 360 



immersion effect, 234 



in benthic model, 431 



in planktonic model, 446 



leaching, 359 



Lepidurus affects, 371 



litter bags, 153, 357 



N cycle, 115 



photo-oxidation, 163 



stimulation by grazing, 9 



three phases, 359 



time course, 361 



trituration, 359 

 Denitrification, sediments, 104 

 Deoxygenation, 98 



Description of ponds, 2 

 Deterministic model, 15, 409 

 Detritus 



as biological buffer, 290 



decomposition, 351 



dilutes zooplankton food, 

 271, 288 



food chain, 4, 7-8 



in model, 433 



in plankton model, 446 



quantity, 8 

 Diatoms, 187 



control, 223 



silica needs, 84 

 Discharge. See Runoff, 35 

 Dissolved organic carbon 



affects light, 70 



algal secretion, 161 



and bacteria, 350 



composition, 151 



control, 159, 163 



control by bacteria, 159 



effect of rainfall, 155 



formation by bacteria, 353 



from Carex, 154 



from plants, 161 



from zooplankton, 163 



humic compounds, 155 



in model, 433 



in planktonic model, 446 



in rainwater, 155 



input, 154,163 



labile compounds, 159 



leachates from plants, 153 



leaches from sediment, 153 



percent humics, 158 



origin, 151 



refractory, 362 



resistant to breakdown, 154 



re-solution from sediments, 

 153 



seasonal cycle, 152 



sources, 8, 153, 161 



sources of labile fraction, 161 



