NEW YORK CORNELL NEW YORK STATE 21 
447. The effect of some legumes on the yields of succeeding crops. T. L. Lyon. Dec, 
1925. 
448. Root and crown injury of apple trees. H. E. Thomas. Mar., 1926. 
449. Biology and control of the white-pine weevil, Pissodes strobi Peck. S. A. Graham. 
June, 1926. 
450. Results of sweet-corn suckering experiments. H. C. Thompson. June, 1926. 
451. The relative efficiency of some copper dusts and sprays in the control of potato 
diseases and insect pests. O. C. Boyd. July, 1926. 
452. Economic studies of dairy farming in New York : VI, Grade B milk with cash crops 
and mixed hay roughage, crop year 1922. E. G. Misner. Aug., 1926. 
453. An economic study concerning the operations of fruit and vegetable shippers in 
western New York. R. B. Corbett. Sept., 1926. 
454. The spruce gall-aphid (Adelges aMetis Kaltenbach), Order, Homoptera, Family, 
Phylloxeridae. G. W. Herrick and T. Tanaka. Oct. 1926. 
455. Economic studies of dairy farming in New York : VII, Grade B milk with cash crops 
and mixed hay roughage, crop year, 1923. E. G. Misner. Oct., 1926. 
456. Sunflowers as compared with corn as a silage crop for New York. R. G. Wiggans. 
Nov., 1926. 
457. An index number of farm taxes in New York, and its relation to various other 
economic factors. M. S. Kendrick. Dec, 1926. 
MEMOIRS 
85. Wire stem of cabbage. L. O. Gratz. Jan., 1925. 
86. A study of the dietary relationships and the pathology of " stiffness " in swine. 
L. A. Maynard, S. A. Goldberg and R. C. Miller. Feb., 1925. 
87. Studies in the transplanting of vegetable plants. W. E. Loomis. Feb., 1925. 
88. The take-all disease of cereals and grasses caused by Ophiobolus cariceti (Berkeley 
and Broome) Saccardo. R. S. Kirby. Mar., 1925. 
89. The gray bulb-rot of tulips caused by RMzoctonia tuliparum (Klebh.) N. Comb. 
H. H. Whetzel and J. M. Arthur. Mar., 1925. 
90. The production of volatile fatty acids in the intestinal tract of calves fed whole 
milk or cereal gruel. L. C. Norris. Apr., 1925. 
91. The relation of soil moisture and nitrates to the effects of sod on plum and cherry 
trees. T. L. Lyon, A. J. Heinicke and B. D. Wilson. May, 1925. 
92. The flora of the Cayuga Lake Basin, New York, vascular plants. K. M. Wiegand 
and A. J. Eames. July, 1925. 
93. A study of the oyster-shell scale, Lepidosaphes ulmi (L.), and one of its parasites, 
Aphelinus mytilaspidis Le B. : Part I, Biology and morphology of the two forms 
of the oyster-shell scale ; Part II, biology of a parasite of the oyster-shell scale. 
G. H. Griswold. July, 1925. 
94. Variations within and between morphological varieties of oats and barley. R. G. 
Wiggans. July, 1925. 
95. An explanation for the relative effects of timothy and clover residues in the soil on 
nitrate depression. B. D. Wilson and J. K. Wilson. Nov., 1925. 
96. Interspecific transmission of mosaic diseases of plants. K. H. Fernow. Dec, 1925. 
97. Calcium sulfate as a soil amendment. M. H. Cubbon. May, 1926. 
98. The collection and utilization of pollen by the honey-bee. R. L. Parker. June, 
1926. 
99. The nitrogen and carbohydrate composition of the developing flowers and young 
fruits of the apple. F. S. Howlett. June, 1926. 
100. A study of pogoniris varieties. A. W. W. Sand. July, 1926. 
101. A list of the insects of New York, with a list of the spiders and certain other allied 
groups. M. D. Leonard. 1926. 
102. A cytological study of two types of variegated pericarp in maize. F. R. Randolph. 
Aug., 1926. 
103. The growth of certain microorganisms in planted and in unplanted soil. J. K. 
Wilson and T. L. Lyon. Oct., 1926. 
104. Pasture studies. R. G. Wiggans. Nov., 1926. 
NEW YORK STATE AGRICULTURAL EXPERIMENT STATION, GENEVA 
BULLETINS 
527. Susceptibility to dust and spray mixtures of the pear psylla (Psylla pyricola Forster). 
F. Z. Hartzell. July, 1925. Also popular edition. 
528. The amended New York seed law and seed testing. M. T. Munn. July, 1925. 
529. Investigations on the control of pear psylla. F. G. Mundinger. July. 1925. 
