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Aspects of the Same Problem
COMPONENTS OF ENVIRONMENT
THE INNATE CAPACITY FOR INCREASE IN NUMBERS
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abundance activity adapted adults amount animals become beetles behavior birds breeding capacity cause cent chance changes closely complete components considered constant continue curve death-rate density depends described determined diapause discussed dispersal distribution ecology effect eggs environment equation estimated evidence example experiments exposure factors favorable feeding females Figure flies fluctuations given growth important increase indicate individuals influence insects known laid larvae less light limited live logistic mean measured method moisture moth nature numbers observed occur particular period places plants population possible predators present prey probably proportion pupae range records relation relationship relative relative humidity remain represented respect season sheep shown shows similar situations soil sort species speed spring stage summer surface Table temperature ticks tion usually varied weather winter zone