PREFACE. 5 



-Up full of apertures exaftly the fame as the fides 

 ■of the bed : But thefe did not anfwer ; becaufe 

 in windy weather there was no check to the 

 fleam of the flues, and therefore one end of 

 the frames was at times rendered too cold, and 

 the other too warm. 



In treating of the culture of the cucumber, 

 I have, in the firft place, taken notice of thofe 

 parts of the globe in which I apprehend it natu- 

 rally grows, and in particular that part of the 

 world in which that vegetable w^as cultivated, 

 and held in eftimation by the ancients ; and it 

 appears from the lateft accounts we have, that 

 the inhabitants of that country (Egypt) ftill 

 continue to cultivate it in abundance, and even 

 make its fruit, .while in feafon, a part of their 

 daily fubfiftence. 



Secondly, I have given diredions in what 

 fituation the bed fhould ftand, and how it ought 

 to be fheltered and protededfrom the high winds 

 and inclemency of the weather, and^have pointed 

 out what fort of foil I think is the bell for the cul- 

 ture of the plant, as alfo the fort of foil I ufe my- 

 felf, the materials it is made of, and the me- 

 thod of making it : I have fhown that the heat 

 of this climate is too little for the produdion of 

 the cucumber, and have made fome obfervations 

 on the nature and degree of heat it requires. 



Thirdly, 



