CONTENTS. 



PAGE. 

 RAPID GROWTH OF CALIFORNIA CITRUS INDUSTRY, EXPLANATION 



THEREFOR 5 



CITRUS FRUIT TARIFF 6 



EARLY HISTORY 7 



LOCALITY ADAPTED FOR CITRUS CULTURE 8 



WATER LEADING REQUISITE 9 



LOCAL CLIMATIC CONDITIONS 10 



FROST PROTECTION 10 



PLANTING THE ORCHARD PREPARATION OF THE SOIL THE 



YOUNG TREES 12 



PLANTING THE ORCHARD 13 



PROCURING THE TREES 13 



ARRANGEMENT OF TREES IN THE ORCHARD 14 



PLANTING THE TREES 16 



PROPAGATING CITRUS TREES 17 



SELECTING BUDS BUDDING 19 



CARE OF YOUNG CITRUS ORCHARD 23 



FERTILIZATION 25 



IRRIGATION 28 



PRUNING 29 



SCHEDULE OF CULTIVATION 30 



TOOLS AND IMPLEMENTS FOR CITRUS ORCHARD 31-34 



Wagons, Plows, Harrows, Cultivators, Marker or Furrower, Subsoiler, 

 Drills, Spraying Outfit, Miscellaneous, Singletree, Doubletree. 



PICKING FRUIT, PICKING AND PACKING BOXES 34 



THE PACKING-HOUSE 42 



GRADING 42 



PLANT DISEASES 43-50 



Chlorosis, Exanthema, Gummosis, Scaly-bark, Mal-di-gomma, Splitting, 

 Puffing, Peteca, Brown Spot, Fungi, Blue Mold, Brown Rot, Cottony Mold, 

 Gray Mold, Withertip, Damping Off, Navel Rot, Root Rot. 



INJURIOUS CITRUS INSECTS 51 



CALENDAR OF PESTS OF CITRUS TREES 56-57 



PREDACEOUS INSECTS PREYING UPON CITRUS PESTS 60 



PARASITES (INTERNAL) PREYING UPON CITRUS PESTS 63 



SPRAYS . 65-67 



Bordeaux mixture, Bordeaux paste, Tobacco extract (Commercial), Lime- 

 Sulphur (Commercial), Carbolic Acid Emulsion, Resin Wash, Lead Arsenate. 



DUSTS i 68-69 



Flowers of Sulphur, Lime and Sulphur. 



TANGLEFOOT BANDS 69 



FUMIGATION 69-82 



Hydrocyanic Acid Gas, Tents (Shape, Size, Materials, Dipping, Marking, 

 Number for Outfit, Care), Chemical Wagon, Acid Container, Water Tank, 

 Graduates, Acid Generators, Measuring the Tents, Dosage Schedules, Mis- 

 cellaneous Equipment, Chemicals, Sulphuric Acid 1 , Method of Procedure, 

 Dosage (Black Scale; Purple, Red and Yellow Scale; Mealy Bug), Length 

 of Exposure, Time of Operation, Temperature, Buying Material, Block 

 Fumigation. 



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