36 



IRISH GARDENING 



MARCH 



cells mulliplvin^ abnormally, wlulc the ^roulh pc.ulod annnat.on. „o,n u lu.l nK> . us. 



of the vascular bundles is arrested. Conse- uIk.m ,1,0 .round >s nu.slcned b> r n. l.om 



quentlv the plants become defornu-d and plants whieh have d.ed and decaved throu.^h the 



shrivelled, the shoots abnormal, and the bulb- injury wrou.^ht by thetn eeKvorn.s are constantly 



Fig. 2.— Strawberry Eelworm {Aphelcnchus fragarice) x 360. 



^—Female; B-Male; C— Young ; rt'.-dart in nionlh ; ^. -gullet ; /.-pharynx ; int. intestines: an. vent 



ov— ovary; ovd. oviduct; r'<i.— vagina ; (■e.—testis ; v ^.- vas deferens; j/..— spicules ; ^^.-excretory pore. 



(From "Economical Proceedings, Royal Dublin Society." Vol. 1.) 



scales often greatly swollen. It is important 

 to remember that the plants, when small seed- 

 lings, become infected by eelworms from the 

 soil, and that young- eelworms can live in the 

 soil for more than two years in a state of sus- 



passing into the ground. Thus unless the soil 

 be effectively sterilised the mischief is carried 

 on from year to year. j 



Another species of eelworm has been found | 

 rarely in these islands causing a deformation in j 



