CONTENTS. 



IV. Characteristic or Picturesque Distribution ^ 



of Vegetables - 



V. Systematic Distribution of Vegetables 20 



VI. Economical Distribution of Vegetables 206 



VII. Arithmetical Distribution of Vegetables ib 



VIII. Distribution of the British Flora, indige 



nous and exotic . n 



CHAP. XI. 



Origin of Culture, as derived from the Study of 

 Vegetables - - - 21 



BOOK II. 



OF THE NATURAL AGENTS OF VEGETABLE 

 GROWTH AND CULTURE. 



CHAP. I. 



Of Earths and Soils . . _ 217 



1. Of the Geological Structure of the Globe and 



the Formation of Earths and Soils . ib. 



II. Classification and Nomenclature of Soils -219 



III. Of discovering the Qualities of Soils - 221 



1. Of discovering the Qualities of Soils by 



means of the Plants which grow on 

 them .... ft. 



2. Of discovering the Qualities of Soils by 



chemical Analysis - - ib. 



3. Of discovering the Qualities of a Soil 



mechanically and empirically . . 222 



IV. Of the Uses of the Soil to Vegetables . 223 



V. Of the Improvement of Soils - - 226 

 1. Pulverisation - . _ $ 



. 2. Of the Improvement of Soils by Compres- 

 sion . . . .228 



3. Of the Improvement of Soils by Aeration 



or Fallowing . . _ ib 



4. Alteration of the constituent Parts of Soils 229 



5. Changing the Condition of Lands, in re- 



spect to Water ... 231 



6. Changing the Condition of Lands, in re- 



spect to Atmospherical Influence - 232 



7. Rotation of Crops . 233 



CHAP. II. 

 Of Manures ... 234 



I. Of Manures of Animal and Vegetable Origin 235 

 1. The Theory of the Operation of Manures 



of Animal and Vegetable Origin - ib. 



; 2. Of the different Species of Manures of 



Animal and Vegetable Origin . 236 



, 3. Of the fermenting, preserving, and apply- 

 ing of Manures of Animal and Vegetable 

 Origin - _ 241 



I 1. Of Manures of Mineral Origin - . 243 



1. Theory of the Operation of Mineral Ma- 



nures - . . ib 



2. Of the different Species of Mineral Ma- 



nures . 244 



CHAP. III. 



Of the Agency of Heat, Light, Electricity, 

 and Water, in Vegetable Culture - . 249 



I. Of Heat and Light - . & 



II. Of Electricity - - - - 253 



III. Of Water . . #. 



CHAP. IV. 



Of the Agency of the Atmosphere in Vegeta- 

 tion - . 254 



I. Of the Elements of the Atmosphere - _ ib. 



II. Of the Means of prognosticating the Weather 264 



III. Of the Climate of Britain - -266 



BOOK III. 



MECHANICAL AGENTS EMPLOYED IN GAR- 

 DENING. 



CHAP. I. 



Implements of Gardening 



II. Instruments 



1 Instruments of Operation 



2. Instruments of Direction 



3. Instruments of Designation 



III. Utensils - -. .282 

 1. Utensils of Preparation and Deportation - ib. 



2. Utensils of Culture - . -283 



3. Utensils of Protection - .'286 



4. Utensils for entrapping Vermin . 287 



IV. Machines . . //,. 



1. Machines of Labor . 288 



2. Machines for Vermin, and Defence against 



the enemies of Gardens - . 292 



3. Meteorological Machines . . 293 



V. Various Articles used in Gardening Oper- 



ations . . 295 



1. Articles of Adaptation . ib. 



2. Articles of Manufacture - . 297 



3. Articles of Preparation . ib. 



CHAP. II. 



Structures used in Gardening . . 298 



I. Temporary or Moveable Structures . ib. 



1. Structures Portable, or entirely Moveable ib. 



2. Structures partly Moveable - - 300 



II. Fixed Structures ... 303 



III. Permanent Horticultural Structures -310 



1. Of the Principles of Design in Hot-houses 311 



2. Forms of Hot-house Roofs . . 314 



3. Details of the Construction of Roofs, or 



the glazed part of Hot-houses - - 318 



4. Glazing of Hot-house Roofs - . 319 



5. Walls and Sheds of Hot-houses - - 322 



6. Furnaces and Flues ... 323 



7. Steam Boilers and Tubes - . 326 



8. Trellises - - . .328 



9. Paths, Pits, Stages, Shelves, Doors, &c. - 329 



10. Details for Water, Wind, and Renewal of 



Air ii- ' . 331 



IV. Mushroom-houses - _ . 332 



V. Cold Plant-habitations . 334 



CHAP. III. 

 Edifices used in Gardening - . ib. 



I. Economical Buildings - . . _ ib. 



II. Anomalous Buildings - . 339 



1. Of the Ice-house and its Management - ib. 



2. Of the Apiary and the Management of 



Bees . . 341 



3. Of the Aviary, and of Menageries, Pisci- 



naries, &c. - 346 



III. Decorative Buildings - . 348 



1. Useful Decorative Buildings - - ib. 



2. Convenient Decorations - . 355 



3. Characteristic Decorations - - 360 



CHAP. IV. 



Of the Improvement of the Mechanical Agents 

 of Gardening - - - 361 



BOOK IV. 



OF THE OPERATIONS OF GARDENING. 



CHAP. I. 



Operations of Gardening, in which Strength is 

 chiefly required in the Operator - - 363 



I. Mechanical Operations common to all Arts 



of Manual Labor - - - ib 



II. Garden-labors on the Soil - - 364 



III. Garden-labors with Plants - - 367 



CHAP. II. 



Operations of Gardening in which Skill is more 



required than Strength - - - 369 



. Of transferring Designs from Ground to 

 Paper or Memory - - ib. 



I. Of transferring Designs from Paper or 



Memory to Ground - - . 373 



1. Transferring Figures and Designs to plane 



Surfaces - - . ib. 



2. Tranferring Figures and Designs to irregu- 



lar Surfaces - .. . .375 



3. Of the Arrangement of Quantities - 377 



II. Of carrying Designs into Execution - 373 



CHAP. III. 



Scientific Processes and Operations .. - 384 



1. Preparation of fermenting Substances for 



Hot-beds, Manures, and Composts - ib'. 



I. Operations of Propagation - - 387 



1. Propagation by natural Methods - - ib. 



2. Propagation by Layering I . . -388 



3. Propagation by Inarching - - 390 



4. Propagation by Grafting .. . 391 



5. Propagation by Budding . . 3<>7 



6. Propagation by Cuttings . ' - 399 



