CHAPTER VIII 



DISEASED SEEDS 



Anthracnose. Under the discussion 

 of anthracnose we have already seen that 

 disekse may be transmitted with the seed. 

 In that case infection starts on the pods 

 and the disease works inwards, gradually 

 penetrating the seed coat and the seed 

 proper (fig. 41). Such seeds when har- 

 vested have a shriveled appearance and 

 when planted with healthy seeds introduce 

 the trouble into the soil. 



Streak. Another disease that may be 

 transmitted with the seeds is the "streak." 

 In examining infected plants we can read- 

 ily see that the disease has invaded the 



pods and the seeds within. When such 



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