COISTTEI^-TS. 



IX 



Provln's idea .... 

 Support for the wire, Provin's idea 

 Gathering the beets upon the fiehl 

 Starting ..... 

 Arrival of the beets 

 Underground pipes, Linard's idea 

 Conclusions ..... 



CHAPTER II. 



Conservation of the Sugar Beet. 



History ; general considerations ..... 

 Causes of the loss of sugar ; second growth . 

 Heat ; cold ; want of ventilation ; prevention of this loss 

 Causes of loss of weight ...... 



Silos 



Chaptal's idea of a silo ......... 



Roots to be utilized shortly, piled on the ground with a slight covering 



of straw 



System adopted in the Palatinate 



Conical silo ......•-••• 



Silos permitting gases to make their escape ..... 



Silo on a slant, preventing a deposit of water; Pailly's idea of facili 



tating the drainage ......••• 



Walls of earth preventing disease from spreading ; type of silo permit 



ting the water resulting from evaporation to settle 

 Type of silo employed in Saxony ....... 



Economical type of silo ........ 



Good type of silo, ventilation being well understood 



Type of mode of conservation where charcoal is placed between the layers 



and the bottom .......... 



Type of an underground house suitable for conservation in America 

 Preservation of the sugar beet ; freezing ; desiccation . 

 Preservation of the juice ; preservation of the leaves 

 Silo for preservation of leaves ....... 



PA(»E 



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237 

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249 



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PART V. 



Enemies of the Sugar Beet. 



Insects and diseases 

 Insects ; habits of Melolontha vulgaris 

 Destruction of the Melolontha vulgaris 

 Uses of the Melolontha vulgaris 

 Atomaria . . . . ■ 



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