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XLVI. On the Management of the Plants belonging to the 

 Genus Citrus, in the Garden of Edward Miller Mundy, 

 Esq. M. P. F. H. S. at Shipley Hall, in Derbyshire. In a 

 Letter to the Secretary. By Mr. Richard Ayres, Cor- 

 responding Member of the Horticultural Society, Gardener 

 to Mr. Mundy. 



Read, April 4th, 1820. 



Sib, 



"Wh e n you sent me the thanks of the Society, for the 

 specimens of Citrons, Oranges, Lemons, and Limes, grown 

 under my direction in the green-house and conservatory at 

 this place, which were exhibited at the Meeting of the So- 

 ciety on the 16th of February, 1819, you requested me to 

 prepare an account of my management of the trees, with a 

 description of the houses in which they grew ; in conse- 

 quence, I now beg leave to submit the following details to 

 the consideration of the Society. 



The green-house is forty-nine feet long, and seventeen 

 feet wide, with a glazed sashed roof, sloping to the south ; 

 the back and sides are solid walls ; the front is nine feet and 

 a half high, and has six glazed folding doors, the intervals 

 between which are filled with fixed glazed sashes. The floor 

 is a stone pavement, and the house is warmed by a flue 

 built on arches, and carried under the pavement near to the 

 front glass, the heated air being admitted into the house 

 through ventilators from a narrow air chamber adjoining to 



