196 THE FORCING GARDENER. [fi. I.< 



at 60 6 till the firft of March, and then 

 gradually incfeafe to 65 for the feafon. 



And for the fruiting-houfe, work to 60 

 till the firft of February, and then inftant- 

 ly rife to 70 ; increafe gradually to 75 

 till the firft of March, at which work fof 

 the feafon. 



Although it is not practicable to work 

 to a degree as here ftated, yet the beft en-* 

 deavours fhould always be ufed to do fo > 

 and no perfon fliould have the manage- 

 ment of the fires, who has not alfo the 

 charge of the houfe. 



SECTION IX. 



On the Admiflion of Air to the Pinery. 



IN Winter, even frdfty air fhould be ad- 

 mitted, but in a moderate degree, and 

 always at the top of the houfe > but in 

 frefti weather, at this feafon, air fhould be 

 admitted to the extent that the thermo* 

 meter may not rife to more than 5 degrees 

 above the fire-heat medium, and that till 

 the middle of March ; after which, and 



for 



