481 



iont, ns well as [tlio iiercentage of nlbntninoids in the crops in i)!riti('U- 

 lar|, wvw vory considerably sm-allcr in 1889 than in 18S8." 



Fkr'I'it^izfjis (pp. -19-120). — This contains the text of the Connecti- 

 cnt fertilizer law; a list of the dealers who have complied with the 

 reqnirenients of the law daring the year; trade values of fertilizing ingre- 

 dients for 1889; remarks on the valuation of superphosphates, special 

 manures, and mixed fertilizers; popular exphunition ol' " the analysis of 

 leitilizers and the valuation of their active ingredients;" remarks on 

 home mixing; and analyses of 242 samples of fertilizing materials, imjlud- 

 ing nitrate of soda, sulphate of ammonia, dried blood, cotton seed meal, 

 castor pomace, horn shavings, bone-black, sulphateof potash, <louble sul- 

 pliafeof potash and magnesia, muriate of potash, kainit,sylvanifc,grouiul 

 lione, tankage, barn-yard manure, plaster, mussels, salt marsh mud, 

 muclc, wool waste, tobacco stems, wood ashes, cotton-hull ashes, nitro- 

 geiuMis sui)er])hosphates, guanos, and home-mixed fertilizers. There is 

 also a review of the fertilizer market for the 13 months ending January 

 1, 1890, and a tabulated comparison of the prices of liitrogcn, potaish, and 

 ])hosphoric acid from different sources for each, of the last G months of 

 lsS(i, and for each month during 1587, 1888, aud 1889. 



Ill l.^S'J Mm av(n-ai;e snIliiiLi; price of aniniouiated snperiiliosph.ites and guanos was 

 |:?4.10, the average valuation was $29.10, aud the diUercuice $5— an advance of 17.2 

 percent on the valuation and on the wholesale cost of fertilizing elemcuts in the raw 

 materials. In case of special manures the average cost was $40.25, the average valua- 

 lioii $:i.").20, and the diM'erencc$.o.O.'), or 14.3 per cent advance ou the valuation. 



Uepout of mycologist, U. Thaxter, Ph. D. (pp. 127-177). — Tin's 

 iucludes an introduction in which a popular explanation of fungous 

 diseases is given; notes on certain fungous diseases of the onion, mil 

 dew of Lima beans, and several other plant diseases more or less prev- 

 alent in Connecticut in 1889; and a report on experiments with the 

 Bordeaux mixture as a fungicide. The report is illustrated with one 

 l»late showing the results of i)lat experiments in the treatment of onion 

 smuts; and two plates, containing forty-six figures, illustrating thirteen 

 fungous diseases of different plants. 



Ceriain fungous diseases of the onion (pp. 129-107). — This is a pielimi- 

 nary report; on one year's investigatiuu of the fungous diseases of the 

 onion. Especial attention was given to the so-called smut of onions 

 {llrnci/sfis c/piihr, Frort).. The toi)ics under which this disease is dis- 

 cns.sed are history, origin, general eharacters, distribution and severity, 

 conditions inllucncing its i)revalence aud iiu;rease, disseminaiion, 

 iclention of germinative power by spores, l)otanical history ami rela- 

 tions, manner of infection, experiments by the station for its [)reventiou, 

 and geneial precautions. 



Notes are also given on the onion mildew [Peyonospora schleidenifiua, 

 TJng.), onion macrospoiium [Mncrosporium sareinula, IJerk., var. parn- 

 sidcum^ Tliiim.), larger onion macrosporium [Maerosporiiini porri, Ell.), 

 oni(m vermicularia {Vcnnic\iJaria circinaus, Berk.), together with a list 

 of fungi parasitic on nuMnbeis of the genus Allium. 



