Index 



367 



Phytophthora, 182, 202, 249. 

 colocasiae, 201. 

 faberi, 182, 209, 210, 244, 245, 



246. 

 infestans, 243. 

 nicotianae, 224, 255. 

 Pigeon pea, 69. 

 Pineapple, 172. 

 Pink disease, 190. 

 Piper betle, 2.31. 

 Pisum arvense, 70. 



sativum, 69, 71, 231. 

 Plan of the producer-gas plant, 102. 

 Plant sanitation, 253. 

 Plasmopara cubensis, 202. 

 Plicaria bananincola, 220. 

 Pod spot, 248. 

 Pomelos, 184. 



Portland cement, the solubility of, and its rela- 

 tion to theoi'ies of hydration. 147. 

 Potato, 242. 



stem rot, 243. 

 Powdery mildew, 181, 183, 203, 218, 219, 231, 



241, 248. 

 Practical operation of a producer-g:as i>ower 



plant, 99. 

 Premna cumingiana, 171. 

 Preparation and standardization of potassium 



palmitate tablets, 23. 

 Pseudomonas campestris, 179. 

 citri, 185. 



phaseoli, 80, 94, 229. 

 Psophocarpus tetragonolobus, 69, 204, 232. 

 Puccinia kuehnii, 237. 



purpurea, 174. 

 Pythium debaryanum, 182, 218. 224, 225. 



R 



Radish, 233. 



Radium content of water from the China Sea, 



49. 

 Raphanus sativus, 233. 

 Reana luxurians. 250. 

 Recalculation of certain data on steaming: 



tests of Philippine coals, 341. 

 Red pepper, ISl. 



REINKING, OTTO A., Philippine economic- 

 plant diseases, 166, 217. 

 Resin-salsoda sticker, 259. 



Results of commercial tests of Uling coal 

 (Cebu, P. I.) in the producer-gas power 

 plant of the Bureau of Science, 124. 

 REVIEWS (book) : 



Austin, F. E., Preliminary mathematics, 



97. 

 Baker, Eugene Henry, Plane Trigono- 

 metry with Tables, 361. 

 Kremann, R.. The application of physico- 

 chemical theory to technical processes 

 and manufacturing methods, 97. 

 REYES, F. D., see WITT, J. C, and REYES, 



F. D., 147. 

 Rhizoctonia, 182, 187, 198, 203, 205, 206, 218, 



224, 227, 228, 229, 233, 247, 255. 

 Rhizopus, 178, 182, 203, 215. 

 artocarpi, 178. 



Rice, 225. 



Rind disease, 235. 



Root disease, 242, 236. 



gaUs, 225, 237. 



parasite, 237. 



rot, 177. 

 Roselle, 214. 

 Kosellinia cocoes, 198. 



Rust, 174, 199, 203, 204, 208, 209, 219, 229, 231, 

 237, 249. 



s 



Saccharum officinarum, 207, 233, 235. 

 spontaneum, 235, 239. 



Saprophytic fungi, 213. 



Sarcinella raimundoi, 242. 



Satsuma orange, 185. 



Scaiy bark, 191. 



Sclerospora javanica, 249. 



maydis, 249, 250. 



Sclerotium, 177, 187, 198, 224, 228, 229, 265. 



Self-boiled lime-sulphur spray, 260. 



Septogloeum arachidis, 176. 



Septoria lablabina, 204. 

 lablabis. 204. 

 miyakei, 227. 



Sereh, 238. 



disease, 237. 



Se=Lxme, 240. 



Sosamum indicum, 240. 



Sincamas, 229. 



Smut, 239, 252. 



Soda Bordeaux mixture, 255. 



.Toil sterilization, 255. 



.Soja, 204. 



•Solanum melongena, 241. 

 tuberosum, 242. 



Solubility, the, of Portland cement and its re- 

 lation to theories of hydration, 147. 



^ome generalizations on the influence of sub- 

 stances on cement and concrete, 29. 



Soots- mold, 172, 175, 191, 197, 201, 231, 240. 



=^ordaria oryzeti, 228. 



Sorghum vulgare, 173. 



Sources of power in the Philippines, 100. 



Soursop, 175. 



3oy bean, 70, 204. 



.-Ipegazzinia ornata, 228. 



Spiny moid, 191. 



Sporodesmium bakeri, 220. 



Spotting of prepared plantation rubber, 213. 



Spraying apparatus, 262. 



Squash. 202. 



Standard Bordeaux mixture, 257. 



legumes of the world, 67. 



Steirochaete ananassae, 173. 

 lussoniensis, 219. 



.item disease, 201. 



rot, 203, 227, 228. 



bacterial, 220, 240. 



Sterile fungus, 250. 



Sterility of nuts, 197. 



Stizolobium deeringiana, 220. 



Storage rots, 203, 215. 



Straight, or sterile, head, 228. 



Sugar cane, 233. 



