292 iNDBX. ^^^ 



Hat— the loss it sustains of its nutritjve aliments by drying:, 



shown by experiment *.'.*.'. 155 



Hoof ail • • ' *.-.*. 355 

 Horn distemper • • • * * 



Hoven, a disease in neat cattle • ' ' i^o 



Hoven,or swollen, disease in sheep • ' * 9^7 



Harrows, the best, how constructed • * ^t 



How and when used aflvanta-eously • * * ono 



The double harrow described - ' ' ' Z?l 



M'henprogtable to barroTV grassland • ' . -tuo 



Harrows should be coustructed so as to prevent harrowing ^^ 



too deep .*•*•' 



Z 



Iron— the add and oxld of iron explained - ' ,. T ^^ 

 The oxid of Iron gives to saNd and clay the brown and redish 



color, as Well as the intermediate shades - " ?? 



Improvement of lands by ploughing and harrowing - i>i 

 How the process of ploughing and harrowing should be «^e-^^_^^ 



cuted to render it efficacious - "1 1 J- i 



Mr. Quell's^pinion respecting the efficacy of ploughing and ^^ 



harrowing in improving land - - ^T„.. ' 



Two experiments in attestation of the utility ^^ P^°"S^'°5^^_52 



and harrowing cited - - ' * * 179 

 Insects, Canker worms, catterpillars - - - 



Grubs, to or spindle worms, blackworms - - ^^ 



Red worms, timber worms - " " * " 184 



Maggots, yellow striped bug, turmp fly - - " iS 



Garden flea, lice, weave], grasshoppers ^ * . ' . 183 



Circulio - - * , . " ' ._ iqo 



z. 



Lime-its use and properties as constituents of the soil ex- ^^ 



Jam-not an original e;rth, its'constitJents explained - 25 



Lime— its use and properties explained - - ' . 31 



Loam— its constituent properties explained . - ^ ^^ 



Lime, remarks on as a manure - - ' ' ^g^ 



^me, its effects on strong land, in the cultu're of wheat 240 



XH 



Magnusia; its nse and properties «*P\^.'"^^.^^ ' -^ - ' 

 Opinions respecting the use and properties of magnesia as a 

 manure explained 



26 

 30-31 



