4. Rot or Wilt Diseases. 



(a) Kalshira (Flacherie) 



Definition and diagnosis 



History .... 



Causal history of the disease 



Amount of the disease in India. 



The common sources of infection 



Methods of protecting the worms from disease 



Do c'onditions in India make the disease specially 

 dangerous or difficult to check ? 



(b) Hansa, Tatka or Salpha (Gattine or Lucettes) 



(c) Rasa (Jaundice or Grasserie . 



Definition and diagnosis 



History of the disease and its causation 



Amount of disease in India .... 



What are the common causal factors ? 



Methods of protecting worms from disease 



Do conditions in India make the disease spe- 

 cially dangerous or difficult to check ? 



(d) Lali, Rangi or Kur-Kutte (Court) . 



III. Diseases of the Muga Silkworm 



IV. A Note on Disease's op the Eri Woem 

 V. A Note on Diseases of the Tasar Silkworm 



VI. Conclusions .... 

 VII. Recommendations 

 VIII. Summary .... 

 Appendix I. Census results . 

 Appendix II. Rearers' views on disease 

 Appendix III. Experiments 

 Appendix IV. Description of organisms from Flacherie worms 

 Appendix V Graphs of cocoon weights 

 Bibliography .... 



Description of Plates 

 Plates . .... after 



Paoe 

 64 

 65 



66 

 73 

 ib. 



74 

 75 

 76 

 ib. 

 77 

 ib. 

 ib. 



78 

 ib. 



80 



85 



87 



88 



92 



99 



101 



111 



120 



154 



157 



162 



164 



166 



