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OOperation Full Stop > Technical info > Colonies
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National Formosan Subterranean Termite Program

Technical Info > Colonies

 

Development of Incipient Formosan Subterranean Termite Colonies in the Field--
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Table 1.—Average number of various develpmental stages produced during different time intervals from incipient C. formosanus colonies reared in the field under caged conditions. New Orleans, La. 1970-71.a

 

Colony age (days)
Average/colonyb
Egg Larvae
Pre-soldier Soldiers Total Stages
1st 2nd 3rd 4th
13 9.5 -- -- -- -- -- -- 11.5
35 25.5 -- -- -- -- -- -- 27.5
52 16.5 5.5 8.5 -- -- -- -- 32.5
67 13.0 6.0 3.5 12.5 -- 1.0 0.5 38.5
82 14.0 3.5 5.0 13.0 -- 1.5 1.0 40.0
95 13.5 5.5 2.5 17.5 2.5 1.0 2.0 46.5
109 8.0 6.5 6.0 19.0 9.0 0.5 4.5 55.5
138 -- 1.5 6.0 11.0 22.0 -- 6.0 48.5
175 -- -- 1.0 10.5 43.0 -- 7.5 64.0
207 -- -- 3.5 21.5 48.0 -- 6.5 81.5
239 -- -- 3.5 21.5 53.0 -- 8.5 88.5
278 9.0 -- 6.0 16.5 37.5 -- 8.0 79.0
313c -- -- 5.5 11.5 36.5 -- 9.0 64.5
a Figures are averages for 2 colonies killed at each colony age category shown, (--) indicates none found.
b Includes 1st-form reproductives.
c Study terminated.

 

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