ILLUSTRATIONS 



FIG. PAGB 



1. BACTERIA ...... 4 



2. STRUCTURE OF FUNGI . . . .11 



3. NITRE-SICK BEET FIELD, SHOWING BARREN 



SPOTS 25 



4. EFFECT OF LIME . . . . . 27 



5. PYTHIUM DEBARYANUM . . . . 43 



6. RHIZOCTONIA 45 



7. FUSARIUM WILT . . . . - 47 



8. NEMATODE ROOT KNOT .... 49 



9. INVERTED PAN FOR STEAM STERILIZATION 55 



10. SURFACE WATERING, SHOWING PORTABLE 



SPRAY EQUIPMENT USED IN GARDENS ABOUT 



COLD FRAMES AND HOTBEDS . . 55 



11. WATERMELON SLICE SHOWING HAIL INJURY 74 



12. LIGHTNING INJURY IN POTATO FIELD. 



DROUGHT INJURY OF SWEET CORN . 78 



13. MALNUTRITION, SHOWING A CABBAGE LEAF 



AFFECTED BY THE DISEASE . . .81 



14. BLOSSOM DROP 83 



