468 
Sea-spear-grass, hav from, 340. 
Sedge (so called of salt marshes), see 
Salt-marsh Grass. 
Sedges, analyses of hay from, 344; ripen 
earlier than the cultivated grasses, 347. 
Septoria, the genus, so called, is a second- 
ary form of some Ascomycetous fungus, 
415. 
Sexual and asexual spores, 324-329. 
Sheep, humane destruction of, 46. 
Ship-stuff, meaning of the term, 26. 
Shorts, see Bran; meaning of the term, 
25. 
Shrubs, see Woody plants. 
Slade, Prof. D. D., papers by, on the 
humane destruction of animals, 40, on 
the importance of the study of Applied 
Zoodlogy, 286. 
Slaughter-house refuse, analyses of, 15; 
price of, 385; is said to be specially use- 
ful, as a manure, in warm climates, 273. 
Slaughter-houses, should be kept clean and 
quiet, 40. 
Slaughtering, methods of, now in use, 41. 
Slurry, a waste product from glass-works, 
analyses of, 386; is a powerful manure, 
386. 
Smoothness of orange-leaves, repels fungi, 
408. 
Soap, a remedy for Californian orange 
disease, 414. 
Soap-boilers, are potash-makers, 395; 
waste lime from, for field experiments, 
83, 86, 105, 134. 
Soda ash, for composting peat, 388 ; as 
a standard of the value of the alkali 
power of wood-ashes, 390. 
Soils, amount of nitrogen contained in, 
267; from Ohio and Illinois often rich 
in nitrogen, 271; methods of deepen- 
ing, 312; partial analysis of that from 
Bussey Plain-field, 136 ; those rich in 
organic matter ferment when made al- 
kaline, 387. 
Soil water, nitrogen in, 277. 
Solutions of chemicals, strength of those 
used in sand culture, 54, 62. 
Soot from wood fires contains phosphoric 
acid, 200. 
Sour hay, 372. 
Sow-thistle, nourishes spores of the let- 
tuce mould, 328. 
Specific gravity test, for wood-ashes, 397. 
Spermagonia of the fungus Spheeria mor- 
bosa, 443. 
Sphezria morbosa (a fungus that causes 
the black knot of plum and cherry 
trees), 440, 447; ascospores of, 442; 1s 
attacked by insects, 442; begins to grow 
in the cambium of the tree, 445; coni- 
dia of, 441, were first described by C. 
H. Peck, 447; does not thrive so well 
on plum-trees as on the choke-cherry, 
444; not known to occur except in con- 
nection with the black knot, 450; the 
propagation of, is influenced by the tex- 
ture of the black knot, 446; pycnidia 
of, 443; resembles some species of the 
genus cucurbitaria, 448 ; Schweinitz’s 
BULLETIN OF THE BUSSEY INSTITUTION. 
description of, 448 ; spermagonia of, 
443 ; its spores ripen in winter, 442, 
452; stylospores of, 443; is unknown 
in Europe, 453; views as to its proper 
‘systematic position, 447. 
Spike grass, analysis of hay from, 340. 
Spores, (or reproductive organs) of fungi, 
324 ; figures of, 325, 406, 419, 421, 454; 
varieties of, 324; may pass unharmed 
through the intestines of cattle, 336; of 
the lettuce mould, are nourished in the 
weeds chicory, groundsel, and sow- 
thistle, 328; of Peronospora infestans, 
conditions necessary for the germination 
of, 326; of Peronospora yiticola, germi- 
nation of, 419; of Sphzria morbosa, ger- 
mination of, 443. 
Stable manure, field experiments with, 83, 
88, 106, 138, 140, 315; may harbor eggs 
or larve of insects, 24, or spores of 
fungi, 336; may possibly promote the 
potato rot, 336; peculiar merits of, 316. 
Starch, amount contained in bran, 30, 32; 
is a food of approved value, 369. 
Stassfurt potash salts, analyses of, 378; 
price of, 185, 379 ; may be used in mak- 
Ing composts, 391; used as ballast for 
ships, 380; will permit wood-ashes to 
. be used in American agriculture, 394. 
Stein, Otto, his analysis of leached ashes, 
203. 
Stewart, E. W., his use of bran and straw 
as fodder, 38. 
Stock, Bakewell’s improvement of, 288 ; 
digestive organs of, 287; old method of 
wintering, in New England, 356; phy- 
siological laws that govern the feeding 
of, 286. 
Stockhardt and Peters, their experiments 
on influence of temperature on the decay 
of humus, 274. 
Stohmann, Prof., his method of estimat- 
ing potash, 195. 
Storer, F. H., papers by, on the agricul- 
tural value of ashes of anthracite, 50; 
analyses of foreign superphosphates, 
170; analyses of shorts and brans, 25; 
analyses of potassic fertilizers, 378; 
analyses of salt hay and bog hay, 339; 
average amounts of phosphoric acid and 
potash in wood-ashes from house fires, 
191; composition of date-stones, 373; 
examination of commercial fertilizers, 
8; fodder value of apples, 362; impor- 
tance of soil-nitrogen as plant-food, 252; 
occurrence of ammonia in anthracite, 
398; trials of fertilizers on Bussey 
Plain-field, 80, 103. 116, 300; valuation 
of soluble phosphoric acid, 185. 
Straw, is carried back to the land in Eu- 
rope, 160; little used as fodder in New 
England, 354; popular estimates of the 
fodder value of, 359; table of the aver- 
age composition of various kinds, 353. 
Strength of land, see Natural Strength. 
Streptothrix, the genus, so called, will 
probably be given up, 442. 
Subsoil plowing, significance of the pro- 
cess, 312. 
