INDEX. 



171 



Platygaster minutus, 114. 

 Plonghing, deep, 81, 85, 99, 117. 

 Ploweioht, C. B., 96, 130. 

 Plusia gamma, 27, 36, 67. 

 Poa neinoralis, 85. 



„ trivialis, 85. 

 Podosphara castagnei, 155. 

 PolygonacecB, 83. 

 Polygonum fagopyrum, 83 . 

 Pontia brasiicce, 134, 136. 



„ napi, 136. 



„ rapcB, 136. 

 Potato, a disease-proof, 55. 

 „ fungus, Irish, 59. 

 ,, " sets," 56. 

 . ,, smut, 67. 

 Potatoes, parasites of, 48-61. 

 Prickly comfrey, 127. 

 Pbillieux, M., 57. 

 Primary spores, 100. 

 Pro-myeeUum, 124, 127, 129, 130. 

 Psila rosce, 36, 47. 

 Pteromalus brassicte, 135. 



,, micans, 80. 



Puccivia apii, 144. 



„ coronata, 94, 128. 



„ faba, 16. 



„ graminis, 128. 



„ heraclei, 145. 



„ mixta, 45, 126. 



„ rubigo-vera, 125. 

 " Purples," 118. 



Putrefactive microbe of onions, 

 41. 



QnANTiN, Pbof., 93, 102, 131. 



Quassia, 40, 65, 138. 



Quicklime, 20, 39, 81, 85, 102, 



118, 121, 128, 134, 138, 140, 



151. 



Eateb, M., 51. 

 "Bed gum," 117. 

 Bed mite, 154. 



„ rust of celery, 144. 

 Removal of infested matter, 56. 

 Reproduction of insects, 6. 

 Eesting-spore, 23, 30, 44, 46. . 

 Rhynchitis bacchus, 86. 

 Rhynchophora, 65, 86. 

 Bibbon-footed corn iiy, 78. 

 Bice, parasites of, 102-103. 



„ weevil, 102. 

 BiLET, Db. C. v., 112, 114, 131, 



136, 139, 149. 

 ElTZEMA-BoS, De., 40. 

 •' Bivett's red," 105. 

 Boiling grass-lands, 85. 

 Boot crops, diseases of, 32-76. 

 Bostrnm of beetles, 31. 

 Botatiou of crops, 41, 66, 75, 



140, 143. 

 Bough stalked grass, 85. 

 BonssEAU quoted, 7. 

 "Eiib," 104. 

 Bust, beet-leaf, 36, 40. 



,, garlio, 45. 



,, spring, 125. 



,, summer, 128. 



„ white, 121. 

 Rutelidce, 84. 

 Bye, ergot of, 104. 

 „ grass, 95. 

 „ parasites of, 103. 



Sachs, J., 130. 



Salt, common, 20, 37, 81, 100, 



134, 136, 138. 

 Saprophytes, 3. 

 Saprophytic fungi, 2. 

 Savi, M., 38. 

 Sawfly, com, 80. 



