869 



The number of (leterininatinns made is insnfltiriont, and tlie difteronces are too 

 small to ju.stify very ])0.sitive conclusions; l)ul our results indicate a favorable effect 

 of nitr.ate of soda ami the dissolvc<l iioneblack upon tlit^ (juality, for wliere these fer- 

 tilizers are used the averaj;e of moisture is lower and that of starch hij^her than 

 eitlier the general averao;e, the averaf-e of the nothings, the average of plats where 

 otheT' fcitilizers were used, or the average of plats wliere manure was used. 



The iutlueuce of nniriate ()f potash a]»i)ears to have been decidedly unfavorable 

 to starch formation. Where it was employed the average per cent of starch is lower 

 than under any other treatment. 



Keports of trials of miscellanj:ous crops, W. p. Brooks, 

 B. S, (pi*. 07-104). — The.s(» iucliule notes on L* varieties of oats, 2 of millet, 

 2 of lu'nip, 3 of tlax, several of wheat, an<l 7 of Jaj)anese beans, with 

 cles('iii>tions of some of the uses of the last named and analyses of the 

 Ked Adzuki bean (Phaseolus rddiattis), the soja bean, and the common 

 kidney bean [Plianeohis riilt/aris). The analyses areas follows: 



Percentage composition of hcans. 



' Analvsi-s "according to Anderson.' 



Experiments are in progress at the station to test the feeding value 

 of meal from soja beans. 



Massachusetts Hatch Station, Bulletin No. 19, May, 1892 (pp. 35). 



Reports on insects, C. H. Fernald, Ph. D. (pp. 109-143, plates 

 6, tigs. 12).— The subjects treated are (1) the Gypsy moth, (2) an insect 

 trap, (3) experiments with Paris green on apple trees, (4) kerosene 

 emulsion for plant lice and red spiders on rose bushes, (5) experiments 

 wdth Paris green on tent caterpillars, and (6) cranberry insects. 



Gyp^y moth {\)\^. 109-116).— An account of the distribution and food 

 habits of the Gypsy moth {Ocneria disiHtr) and detailed descriptions of 

 the Insect in its diiferent stages, in continuation of the accounts given 

 in Special Bulletin, November, 1SS9, and Bulletin IS^o. 7 of the station 

 (see Experiment Station Record, vol. i, p. 22a, and vol. Ii, p. 24). The 

 different stages of the insect and the effect of its ravages on apple 

 orchards and woodlands are illustrated, and a map of the infested region 

 in Massachusetts is given. This region nov,^ includes twenty nine 

 cities and towns in the eastern part of the State. 



Numerous parasites were discovered last summer preying upon the eggs and larvje 

 of the Gypsy moth. The following species, determined by H. Osborn, were tbund 

 destroying the eggs: Trombidiinn hiitbipes, Pack.; Xothrun sp. near oncorus, Pack. 

 This species difi'ers from that described by Packard in having but two capitate 



