LIST OF ILLUSTRATIONS 



PAGE 



FRONTISPIECE: DIAGRAMS OF OUTER LAYERS OF STEM xvii-xviii 

 ILLUSTRATION OF A CELL IN A STEM .... 3 



DIAGRAM OF MAGNIFIED SECTION OF SOIL . . .19 



PHOTOGRAPH OF FINE GARDEN SOIL . . . .20 



ILLUSTRATION OF VARIOUS NITROGENOUS BACTERIA . . 21 



BACTERIAL NODULES ON ROOTS OF MIMOSA . . .22 



SEED AND SEEDLING PLANT . . . . .27 

 ROUGH DIAGRAM SHOWING THE POSITION OF THE VARIOUS 



LAYERS IN THE STEM ..... 37 



A ONE-YEAR-OLD HEVEA . . . . .41 



A THREE-YEAR-OLD HEVEA . 47 



A THIRTEEN-YEAR-OLD HEVEA . . . .51 



ILLUSTRATION OF A POST MARKING OUT BLOCKS . 56 



VIEW OF A TWENTY-FOUR-MONTHS TREE . . . 60 



FELLING IN PROGRESS ON A NEW CLEARING . . .65 



VIEW SHOWING DECAYING ROOTS AND TIMBER . . 68 



HEAVY JUNGLE TIMBER ON NEW CLEARING . . .69 



BURNING IN PROGRESS ON A NEW CLEARING . . 71 



ILLUSTRATIONS OF PROTECTIVE TRKE SHIELDS . 73 



CHANKOLLING OUT LALANG .... 77 



NURSERY LINED OUT .... .81 



NURSERY, WITH SHADE REMOVED BEFORE PLANTING-OUT 83 



BASKET PLANTS IN EXTRA LARGE BASKETS . 85 



TWISTED ROOT OF RUBBER SEEDLING . . 87 



TEN-MONTHS SEEDLING STUMPED FOR PLANTING-OUT . 89 



A SIX-MONTHS STUMP ..... 93 



COOLIES DIGGING HOLES FOR PLANTING-OUT . 97 



PRUNING A USEFUL HIGH BRANCH TOO CLOSE TO STEM . 101 



TREES BROKEN BY STORM AND SAWN ACROSS THE STEMS . 103 



AN INSTANCE OF A DOUBLE-STEMMED TREE . 105 



AN INSTANCE OF CLOSE-PLANTING ON AN F.M.S. ESTATE . 109 



THREE ELEVEN-YEAR-OLD TREES . .121 



CARRIER CART CONVEYING COAGULATED LATEX FROM OUT- 

 LYING PORTION OF ESTATE TO FACTORY . .131 

 ELEPHANTS WAITING TO CONVEY RUBBER CHESTS TO RAILWAY 131 



THE MICHIE-GOLLEDGE COACULATOR . J 35 



THE DA COSTA SMOKER COAGULATOR 138 



SURFACE AND SIDE VIEW OF COAGULATING TROUGH . 139 



AN OLD RUBBER TREE SHOWING RESULTS OF BAD TAPPING 143 



AN OLD TREE OVERGROWN WITH BURRS, DUE TO BAD TAPPING 147 



TREE MARKED READY FOR TAPPING . *49 

 A WELL-TAPPED TREE . 



TAPPING BY BROAD V SYSTEM X 53 



xi 



