Bulletin 229, Diseases of Citrus in Florida


Lime, cause of mottle-leaf, 156
Lime-sulphur solution, 21
Limes, charcoal rot, 130
 stylar-end rot, 128
Location of grove, 7
Lumpy rind, 164

Market, decay on, 131
Melanose, 23
 black or false, 172
 star, 176
Meteorological causes of injury, 177
Moisture in soil, 13
Mottle-leaf, 150
Moss, Spanish, 205
Mushroom root rot, 56

Nail-head rust, 84

Organic matter, importance of, 11

Packing in relation to decay, 134
Packinghouse sanitation, 117
Parasitic alga, 200
Penicillium digitatum, 113
 italicum, 113
 Phomopsis citri, 23, 90, 118
 Phytomonas citri, 40
 Phytophthora parasitica, 46
 Picking methods to prevent decay,
 132
 Pitting of rind, 96, 171
 Pox, 170
 Pre-cooling, 116, 123, 136
 Prevention of disease, general, 7
 Psorosis, 74

 Red rust, 141
 Refrigeration, 118, 125, 136
 Rhizoctonia solani, 107
 Root rot, 56
 Russeting, 98


Sanitation in packinghouse, 117
Scab, 33
Scaly bark, 84
Sclerotium rolfsii, 107
Seedbed disinfection, 108
Septobasidium pseudopedicellatum,
 110
Soil, conditions, 148
 moisture, 13
Sooty blotch, 110
 mold, 108
Spanish moss, 205
Sphaceloma fawcettii, 33
Sphaeropsis knot, 104
Sphaeropsis tumefaciens, 104
Splitting of fruit, 158
Spot, green, 166
 leaf, 177
 storage, 170
 Spraying, 15
 Spray program, 207
 Star melanose, 176
 Stem button removal in coloring, 124
 Stem-end rot, 118
 Storage spot, 170
 Stylar-end rot of Tahiti limes, 128
 Sunscald, 187

 Tahiti limes, stylar-end rot, 128
 Tear-stain, 98
 Thread blight, 112
 Tillandsia sp., 206
 Transit, decay in, 131
 Twig dieback, Diplodia, 101

 Whitewashing to protect from sun-
 scald, 190
 Wind injury, 191
 Withertip, 91


Yellow spot, 174