ECOLOGY 



Devoted to All Forms of Life in Relation to Environment 



Established 1920. Quarterly. Official Publication of the Ecological Society of Amei 

 Subscription, S4.00 a year for complete volumes (January to December). Back volumes 

 available, $6.00 each. Single numbers, $1.25 post free. Foreign postage : 20 cents. Pait 

 of volumes are to be had only at the single number rate. 



GENETICS 



A Periodical Record of Investigations bearing on Heredity and Variation 



Established 1916. Bimonthly. Subscription, $6.00 a year for complete volumes (Janusr^* 

 to December). Single numbers, $1.26 post free. Back volumes, as available, $7.00 each. 

 Foreign postage : 60 cents. Parts of volumes are to be had only at the single number rate. 



BROOKLYN BOTANIC GARDEN MEMOIRS 



Volume I : 33 contributions by various authors on genetics, pathology, mycologf 

 physiology, ecology, plant geography, and systematic botany. Price $3.60 plus postage. 



Volume II : The vegetation of Long Island. Part I : The vegetation of Montauk, etc. 

 By Norman Taylor. Pub. 1923. 108 pp. Price, $1.00. 



Volume III : The vegetation of Mt. Desert Island, Maine, and its environment. By 

 Barrington Moore and Norman Taylor. 151 pages, 27 text figures, vegetation map in colour*. 

 June 10, 1927. Price $1.60. 



Orders 



should be 

 placed with 



The Secretary, Brooklyn Botanic Garden, 



1000, Washington Ave., Brooklyn, N.Y., U.S.A. 



TURF 



500-YEAR-OLD PARKLAND TURF 



IMPORTANT 

 ANNOUNCEMENT 



We have pleasure in intimating to our Clients and 

 the Trade that we have purchased the sole cutting 

 rights oF the centuries-old TURF at KELVEDON 

 HALL, near Brentv/ood, Essex. This large acreage 

 oF TurF is similar in quality to the best turF which 

 wc have sold From Thorndon Park during the past 

 two years, the merits oF which trc well known. 

 Inipection and enquiries welcomed when you are 

 in the market For turF oF outstanding quality. 



Price delivered London area is 

 definitely competitive with that 

 paid for ordinary meadow turf. 



CLARK &c COMPANY 



13, VICTORIA STREET, 

 LONDON, S.W. 1 



Telephone: Telegrams: 



ABBEY 3362 PLAIFEELDS, SOREST, LONDON 



The Agricultural 

 Market Report 



2d. Weekly 



The Farmer's Barometer 



of Prices 



Contains facts and figures relating 

 to market conditions compiled from 

 average prices at selected markets all 

 over the country by the Ministry's 

 special Market Reporters. Each 

 number contains, in addition, a valu- 

 able series of special articles on agri- 

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 hkely to affect the demand for and 

 prices of British produce. PubUshed 

 on Fridays. Every effort is made to 

 despatch it so as to arrive by the first 

 country post on Saturday morning. 



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3 months trial subscription, 29. 6d. 

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BIS MAJESTY'S STATIONERY OFHCE 





