PROCEEDINGS OF THE THIRD ENTOMOLOGICAL MEETING 53T 



Plot III. Wheat. 



5 cm. Pit. — 1,000 bolls ; condition not bad — many bolls broken up and many 

 have retained their form. 



Note. — The bolls which have decayed to a considerable extent get broken up during 

 the removal. Naturally, in situ they retain their form more or less, owing to the support 

 of the surrounding soil. 



Found live Pink Bollworm larvae. 



live pupa. 



1 empty pupa case. 



10 cm. Pit. — 1,000 bolls removed and put into cages. No moths were obtained. 

 15 cm. Pit") The bolls not removed until 31st July, put into cages. No moths 

 20 cm. Pit) obtained. 



Bolls Removed 31st July 1917. 

 Plot I. Bersim. 



The bersim was cut 1st June so during July there had been no shading of the last 

 section of the pits. 



5 cm. Pit. — 1,000 bolls removed 31st July 1917. Bolls very much decayed and 

 broken up. 

 Found live Pink Bollworm larvae. 

 live pupa. 

 empty pupa case. 

 10 cm. Pit. — 1,000 bolls removed 31st July 1917 and put in cage. No moths- 

 were obtained. 



15 cm. 1 ^ 



nf. f feame as 10 cms. pit. 



4iU cm. J 



Plot II. Bare Fallow. 



5 cm. Pit. — 1,000 boUs removed 31st July 1917. Bolls in good condition. 

 Found 6 live Pink Bollworm larvae. 

 6 live pupae. 

 2 empty pupa cases. 



13 Pink Bollworm larvae dead and dried up. 

 1 Pink BoUworm larva dead — still soft. 

 10 cm. Pit. — 1,000 bolls removed 31st June 1917 and caged. Obtained 3 moths, 

 showing that 3 live Pink Bollworm larvae were present when bolls were 

 removed. 

 15 cm. Pit. 7 2,000 bolls removed 31st July 1917 and caged. No moths were 



t. s 



cm. Pit. ) obtained. 



Plot III. Wheat. 



5 cm. Pit. — 1,000 bolls removed 31st July 1917. Many of thesa were broken, 

 up. 

 Found 1 live Pink Bollworm larva. 

 1 pupa alive. 

 3 empty pupa cases. 

 10 cm. Pit. ") 

 J5 c Pit (.I'OOO DoUs removed 31st July 1917 and caged. No moths were 



obtained. 

 20 cm. Pit. 



The foregoing results are summarised in the following table : — 



