Читать книгу Farm drainage - Henry F. French - Страница 4

Table of Contents

 PAGE.

 Elkington's Mode 32, 33

 Ditch and Bore-hole 35

 Keythorpe System 42

 Theory of Springs 80-84

 Plug Drainage 106, 107

 Mole Plow 108

 Wedge Drains 111

 Shoulder Drains 111

 Larch Tube 112

 Pole Drain 113

 Peat Tiles and Tool 113

 Stone Drains 115-117

 Draining Bricks 121

 Round Pipes 122

 Horse-shoe Tile 124

 Sole-Tile 125

 Pipes and Collar 126

 Flat-bottomed Pipe-Tile 129

 Drains across Slope 150

 Draining Irregular Strata 162

 Relief Drains 162

 Small Outlet 178

 Large Outlet 179, 180

 Outlet, with Flap 181

 Well, with Silt Basin 186

 Peep-hole 188

 Spring in Drained Field 189

 Main of Two Tiles 194

 Main of Several Tiles 194

 Plan of Drained Field 195

 Junction of Drains 196

 Branch Pipe 197

 Daines' Tile Machine 209

 Pratt's Tile Machine 210

 Tiles, laid well and ill 229

 Square and Plumb-Level 229

 Spirit Level 230

 Staff and Target 231

 Span, or A Level 232

 Grading Trenches by Lines 233

 Challoner's Level 235

 Drain Spades 235

 Spade with Spur 236

 Common Shovel and Spade 236

 Long-handled Round Shovel 237

 Shovel Scoop 237

 Irish Spade 238

 Birmingham Spades 240

 Narrow Spades 242

 English Bottoming Tools 243

 Drawing and Pushing Scoops 244

 Pipe-Layer 244

 Pipe-Laying 245

 Pick-axes 245

 Drain Gauge 246

 Elkington's Auger 246

 Fowler's Drain Plow 247

 Pratt's Ditcher 249

 Paul's Ditcher 250

 Germination 277, 278

 Land before Drainage and After 286

 Heat in Wet Land 288

 Cracking of Clays 325

 Drainage of Cellar 355

 Drainage of Barn Cellar 359

 Plan of Rand's Drainage 372

 Plan of H. F. French's Drainage 376