X 



CONTENTS. 



Part III. — Miscellaneous Matter connected with 

 Naval Timber. 



Nurseries, * . . . . P. 106 



Infinite variety existing in wliat is called species, ib. 



Injurious effect from selecting the seed of tlie infe- 

 rior varieties for sowing, . . .107 



Injurious effect from kiln-drying fir cones . ib. 



A principle of selection existing in nature of tbe 



strongest varieties for reproduction, . .108 



Injui'ious efi^ect from the plants spindling in the seed- 

 bed and nursery line, . . . .109 



Injurious effect from cutting the roots and from 

 pruning, . . . . .111 



A light soil and open situation best suited for a niu'- 



sery, . . . . . . ib. 



Wide diverging root-leaders necessary to the large 

 extension of a tree, . . , .112 



Planting, .... . . .114 



Further observations on pruning, . . .117 



Observations on timber, . . . 122 



Table of the number of sap-growths of different kinds 



of timber, . . . . . .124 



Remarks on laburnum, . . . . 126 



Height to which trees may be trained of clear stem, 128 



Concerning our Marine, . . . .130 



Causes which befit Britain for being the first naval 



power, and the emporium of the world, . 131 



Utility of a system of universal free trade, . 133 



Absolute necessity of abolishing every monopoly and 



restriction on trade in Britain, . . 134 



Our marine not represented in Parliament, and the 



consequences, . . . .135 



Insane duty on the importation of naval timber and 



hemp, . . . . . 136 



