On the Blocking-up of Drains by Roots of Mangold. 623 



wurzel since they were drained, and if any injury has been done I will 

 communicate it lo yourself or at the meeting. 



I am, Sir, your obedient servant, 



E. W. Moore. 



Coleshitt, November 19, 1849. 



P.S. — I may add, that in the furrow-drains (pipes l-|-inch bore) no 

 fibres had penetrated, though here and there traces of roots were found 

 underneath the pipes. In the water-drain the whole extent of the drain 

 across the mangold-wurzel land was filled. 



END OF VOL. X. 



PRINTED BY AV. CLOWES AND SONS, STAMFORD STREET. 



