Xll 



Page. 

 CHAPTER VHI. 



WEEDS ... ... ... ... ... 163 



PRACTICAL WORK ... ... ;^ 165 



Preserving plant specimens .,. ,... 166 



CHAPTER ix. 



INSECTS ... ... ... ... ... 169 



Life-history of a caterpillar... ... 169 



Life-history of a beetle ... ... 171 



Grasshoppers and crickets ... ... 172 



Sucking insects ... ... ... 173 



Remedies ... ... ... ... 176 



PRACTICAL WORK ... ... ... 177 



Remedies ... 179 



GLOSSARY ... ... ... ... 181 



APPENDIX 1. Planting table ... ... 189 



APPENDIX 2. Useful books ... ... 190 



APPENDIX 3. Tools and appliances ... 191 



INDEX ... ... 195 



