STUDira IN THE EFFICCT OF RO-NTCiKN liWS, i:rO. 



277 



the Rüntgcii rays. SciiWARZ (1907) reported that air-dried seocls of Fie la /aha 

 exposed to the «13-3 of 200 H develo^ied jast n.s well ns the uuirradiat*;d 

 controls. Koernicke (1915\ on tha contrary, states that there was impediment 

 at 50 H and iipwurd^ in th ) ciiso of air-dried seeds'. 



Tlie writer rei»ated tin ssiiue ex^ieriments, ciiltivatinji; air-dried seeds' of 

 "Hyogo,"' whoso water content was 13.7ä°0) exposed to the rays of 40 H' 

 50 H, 60 H, 80 H aud 150 1 1 and sown out. On accoimt of lack of seeds 

 and space for sowiu}}; he CDuld not us3 more than 10 seeds for each group of 

 do30 (with 2) conti-ols); iiTadiatiou above 150 H were not tried for lack of 

 time. 



T.U3LE X. 



Table X shows the relation betwtxju the day aud the number of sprouted 



1. KoEENicKE uses the word " nihcn le Sumen " in his paper. 



2. Average weight of tliem wa.s 1.28 gr. 



