| Category | 
                    Item Name | 
                    Item Title | 
                                        Item | 
                    More Info. | 
                                    
                                            
                                 | D. Physiographic Features | 
                                                     D2 Climatic | 
                                Mean temp. and precip., monthly (1973) | 
                    
sam-04-d2.xls
                            
                
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                                 | E. Water Quality | 
                                                     E1 Transparency | 
                                Monthly (1973) | 
                    
sam-04-e1.xls
                            
                
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                                     E7 Nitrogen | 
                                NO3-N, monthly (1973) | 
                    
sam-04-e7.xls
                            
                
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                                     E8 Phosphorus | 
                                PO4-P, monthly (1973) | 
                    
sam-04-e8.xls
                            
                
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                                 | F. Biological Features | 
                                                     F3 Primary Production | 
                                Primary production rate (1973) | 
                    
sam-04-f3.xls
                            
                
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                                     F4 Biomass | 
                                Phytoplankton, by month (1973) | 
                    
sam-04-f4.xls
                            
                
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                                 | G. Socio-economic Conditions | 
                                                     G1 Land Use | 
                                Natural, agricultural, residential | 
                    
sam-04-g1.xls
                            
                
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                                     G2 Industries | 
                                Primary, secondary, tertiary | 
                    
sam-04-g2.xls
                            
                
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                                     G3 Population | 
                                Population, density, major cities (Juliaca, Puno Ilave, Ayaviri) | 
                    
sam-04-g3.xls
                            
                
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                                 | H. Lake Utilization | 
                                                     H2 Lake as Water Resource | 
                                Domestic, irrigation, industrila, hydropower, breaeding, mining | 
                    
sam-04-h2.xls
                            
                
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