1909.] Latent Life of Resting Seeds. 423 



Diastase Enzymes. 



Kind of seed. 



Age. 



Reduction 

 with Fehling's 

 test. 



Percentage 



of seeds 

 germinated. 



Percentage of 

 seeds germinated 

 with diastase. 



Place 

 of origin. 



Wheat 



21 years 

 20 „ 



19 „ 



18 „ 

 17 „ 

 16 » 

 5 months 



Fairly strong 



Strong 

 Fairly strong 



Very strong 



Strong 





 

 





 

 

 100 



(unpricked) 

 pricked 



S. Australia. 



)3 



Victoria. 

















Diastase Enzymes. 



Kind of seed. 



Age. 



.Reduction 



with 

 Fehling's 



test. 



Percentage 



of seeds 

 germinated. 



Percentage of 

 seeds germinated 

 with diastase. ! rigin. 



Place of 



Wheat 



>> 



Wheat (Steinwedel) 

 (Duleith) ... 



Wheat (Indian 

 King) 



Barley 



(Algerian) 



„ (Chevalier) 

 Barley (Hallet 



Chevalier) 

 Oats 



„ (Golden) 



,, (Algerian) ... 



)' 



,, (Calcutta) ... 

 )? 



Rye 



Maize 



Maize (Gr ol d e n 

 King) 



13 years 

 12 „ 

 11 >. 

 10 „ 



9 „ 

 •8 „ 

 7 „ 

 1 to 10 years 

 1 1 .1 years 

 6 „ 



5 months 

 ! to 10 years 



i to 10 years 



4 years 



i to 10 years 



5 years 

 3 „ 



2 



3 „ 

 *i 



4i „ 



6 months 

 4J years 



■ to 10 years 

 6 months 

 4£ years 



Strong 



Slight 

 Very 

 strong 

 Slight 



Fairly 

 strong 



Slight 

 Fairly 

 strong 

 Strong 



Slight 





 2 

 12 

 28 



32 

 32 

 62 

 

 

 4 



100 

 







54 



100 

 



56 

 84 



96 

 60 

 72 

 76 



100 

 32 

 



100 

 60 



24 (unpricked) 

 20 (pricked) 

 28 (unpricked) 

 25 



(unpricked) 



(pricked) 

 (unpricked) 



51 (unpricked) 



80 



(pricked) 

 (unpricked) 

 56 (unpricked) 



32 



52 



S. Australia. 



Victoria. 



New South 



Wales. 

 Victoria. 



New South 

 Wales. 



2 I 2 



