904 



Journal of Agricultural Research 



Vol. xx 



Salsola kali var. tenuifolia, host of Eutetlix Page 



tenella 247 



Sambucus canadensis, water lenticels 256 



Sanicula — 



menziesii, host of Urophlyctis pluriannu- 

 latus 312 



spp., blisterlike galls on 299 



Sap- 

 composition in orange leaves 182-187 



pressure, relation to hypertrophy 260 



Sarothamnus scoparius, growth in calcareous 



soil 35 



Sawfly, LeConte's. See Neodiprion lecontei. 

 "Scab" of onions. See Colleiotrichum circi- 



nans. 

 Scavenger worm. See Pyroderces rileyi. 

 Schinia rectifascia. Syn. Bagisara rectifascia. 

 Schistosoma — 



haematobium, parasite of Bullinus, Planor- 

 bis, and Physopsis 198 



japonicum — 



cause of schistosomiasis 193, 198 



parasite of Blanfordia 198 



mansoni, parasite of Bullinus, Planorbis, 



and Physopsis 198 



Schwartz, Benjamin (paper): Effects of X- 



Rays on Trichina 845-854 



Schistosomiasis, caused by blood flukes 193 



Scirpus, host of Gibberella saubinctii 16 



Sclerospora — 



graminicola, conidia 679 



javanica, difference from Sclerospora philip- 



pinensis 679 



maydis, difference from Sclerospora philip- 

 pinensis 679 



philippinensis, causal organism of downy 

 mildew of maize 669-684 



sacchari, conidia 679 



spontanea, n. sp 669-684 



Sclerotinia minor, n. sp., the Cause of a Decay 



of Lettuce, Celery, and Other Crops 



(paper) 331-334 



Scofield, C. S., and Harris, J. Arthur (paper): 



Permanence of Differences in the Plots of 



an Experimental Field 335-356 



Scotch pine. See Pinus sylirstris. 

 Scrub pine. See Pinus virginiana. 

 Season, effect on — 



physical state of soil 397-404 



ripening of sweetcorn 798-799 



Secale cereale, host of Gibberella saubinelii . . , . 1-32 

 Seed wheat, injury from formaldehyde. . . . 209-244 



Seeds, mustard, substitutes 117-140 



Seedling-blight of cereals caused by Gibberella 



saubinetii 5 



Seedlings, wheat, availability of potassium in 



orthoclase solutions 615-621 



Septicemia, inefficacy of echinacea against.. 72-74 

 Sequoia spp., reported immunity from hyper- 



trophied lenticels 255 



Serum, blood, effect on efficacy of chlorin 



disinfectants 89-110 



Sesbania cavanillesii. Syn. Daubenlcmia longi- 



folia. 

 Shallots. See Allium ascalonicum. 



Shaw, R. H., and Wright, P. A. (paper): A Page 

 Comparative Study of the Composition of 

 the Sunflower and Corn Plants at Differ- 

 ent Stages of Growth 787-793 



Shore pine. See Pinus conlorla. 



Shrinkage of grapefruit in storage 360-372 



Sida sp., food plant of Telphusa mariona 812 



Siderocarpusjlexicaulis, food plant of Aedemo- 



ses haesitans 816 



Silage — 



sugar beet top 537-542 



sunflower, digestion 881-888 



Silicate, calcium, effect on growth of plants . . . 40-44 

 Silica — 



in potato tubers, skins, and sprouts 633 



in normal and mottled citrus leaves 166-190 



in plants grown with ferrous sulphate and 



gypsum 42 



in plants grown with sodium bicarbonate 



and sprayed with lime and iron salts 46 



in soil extract 387-394 



Silver pine. See Pinus monlicola. 

 Sinapis — 



alba, white mustard 117, 123, 125-126 



brassicata, classification 119 



chinensis, classification 119 



juncea var. napiformis. Syn. Brassica 

 napiformis. 



pekinensis, classification 1 19 



Silophilus — 

 granarius — 



allied to S. oryza 409 



description 613-614 



distinguishing characters 605-606 



synonymy 613 



linearis — 



life history 440-443 



parasite of Tamarindus indicus 439-446 



parasites 443 



oryza — 



control 423 



description 610-612 



distinguishing characters 605-606 



food 410-41 1 



life history 41 1-421 



parasites 421-422 



synonymy 610 



Skins, Irish potato, composition 623-635 



Smartweed borer. See Pyrausta ainsliei. 

 Smudge, onion. See Colleiotrichum. circinans, 



' 'Snowmold," caused by Fusarium spp 19-20 



Snyder, Roberts., et al. (paper): Sunflower 

 Digestion Experiment with Cattle and 



Sheep 881-888 



Soda in plants grown with — 



ferrous sulphate and gypsum 42 



sodium bicarbonate and sprayed with lime 



and iron salts 46 



Sodium — 

 bicarbonate — 



effect on growth of rice 44-47 



value as disinfectant 86-110 



hypochlorite, value as disinfectant 86-110 



in normal and mottled citrus leaves 16G-190 



in soil extract 3S7-394 



