Textile industry (Cont'd) 



water quality requirements, p. 196 



water treatment, p. 197 



water utilization, p. 196 

 Textiles 



bleaching, p. 196 



dyeing, p. 196 



scouring, p. 196 



sizing, p. 195, 196 

 Thermal powerplants 



industrial water quality, p. 192 



water quality, p. 192 

 Tile drainage 



San Joaquin Valley, p. 170 

 Tin 



phytotoxicity, p. 154 

 Titanium 



effluents, p. 76 



phytotoxicity, p. 154 

 TL„, see Median tolerance limit 

 Topsoil, p. 167 

 Total dissolved solids 



irrigation water management, p. 176 



irrigation water quality, p. 170 

 Total soil suction 



plant growth, p. 147 

 Toxaphene 



toxicity, p. 37, 83 

 Toxicity 



Aldrin, p. 37, 83 



algicides, p. 64 



alkylbenzene sulfonates, p. 35, 65 



ammonia — fresh water, p. 65 



ammonia — sea water, p. 88 



application factor, p. 58, 81 



arsenicals (pesticides), p. 37, 83 



BHC, p. 37, 83 



bioassay, p. 35, 41,57, 58, 80 



biodegradable toxicants, p. 37 



biological magnification, p. 81 



botanicals, p. 37, 83 



carbamate pesticides, p. 37, 83 



Chlordane, p. 37, 83 



chlorinated hydrocarbon pesticides, p. 37, 83 



Coumaphos, p. 37, 83 



cyanides — fresh water, p. 65 



cyanides — sea water, p. 88 



DDT, p. 37, 83 



defoliants, p. 64 



detergents, p. 65, 88 



Dieldrin, p. 37, 83 



Dursban, p. 37, 83 



Endosulfan, p. 37, 83 



Endrin, p. 37, 83 



Fenthion, p. 37, 83 



fluorides — sea water, p. 88 



fresh water, p. 34 



fungicides, p. 64 



heavy metals — fresh water, p. 60-61 



heavy metals — sea water, p. 84-88 



Heptachlor, p. 37, 83 



herbicides, p. 64 



industrial and other wastes, p. 37 



insecticides, p. 62 



Lindane, p. 37, 83 



linear alkylate sulfonates, p. 35, 63 



marine and estuarine effluents, p. 37, 80-92 



marine and estuarine organisms, p. 80 



median tolerance limit, p. 56 



Methoxychlor, p. 37, 83 



Toxicity (Cont'd) 



Naled, p. 37, 83 



oil, p. 45, 70-74 



organophosphorus pesticides, p. 37, 83 



parathion, p. 37 



persistant toxicants, p. 37 



Perthane, p. 37, 83 



pesticides, p. 35, 41, 82 



phenols, p. 89 



pulp wastes, p. 90 



Ronnel, p. 37, 83 



salinity, p. 95 



sulfides — sea water, p. 88 



surfactants, p. 65, 88 



synergism, p. 35, 41, 43, 87 



TDE, p. 37, 83 



toxaphene, p. 37, 83 



see also Phytotoxicity 

 Toxicity, synergism 



dissolved solids, p. 40, 87 

 Toxic residues 



salinity, p. 96 



see also Pesticide residues 

 Trace elements 



farmstead water supplies, p. 116, 125, 125 



irrigation water, p. 117, 152 



nuisance growth control, p. 34 



phytotoxicity, p. 151, 152 



plant growth, p. 151, 152 



stock water, p. 117 



supplemental irrigation, p. 174, 175 

 Treatment facilities 



Drinking Water Standards— USPHS, p. 19 

 Triazine compounds see Carbamate pesticides 

 Trout 



water temperature, p. 43 

 TSS see Total soil suction 

 Tuberculosis bacilli 



irrigation water, p. 162 

 Tungsten 



phytotoxicity, p. 154 

 Turbidity 



aquatic life, p. 47 



causes, p. 46 



farmstead water supplies, p. 116, 121 



fatality to fish, p. 47 



fresh water, p. 34 



harmful effects, p. 46 



Jackson turbidity units, p. 21 



lakes, p. 47 



light penetration, p. 47 



marine and estuarine organisms, p. 36 



measurement, p. 21, 46 



Mississippi River, p. 47 



prevention — good farming practices, p. 47 



public water supplies, p. 20, 21 



rainbow trout, p. 47 



recommendation, p. 47 



rivers, p. 47 



salinity, p. 96 



sea water, p. 74 



sediments, p. 47 



silts, p. 47 



streams, p. 47 



variations by region, p. 47 



Western States, p. 47 



Ultraviolet radiation 



water purification, p. 128 

 water treatment, p. 128 



231 



