excellent, and make the clear and exact text still clearer, so that agriculturists 

 . . . will have no difficulty in understanding both the theoretical and practical 

 portions. Many Englishmen in the tropics will be grateful to Dr. Nicholls for the 

 way in which he conveys information of a strictly scientific character in an 

 eminently readable form." 



THE EDUCAriONAL r/M£5.—'- The book is well worthv of a place in every 

 school library. It is well illustrated. As a handbook for the planter, it, of 

 course, has no rival." 



W-^ri7i?£.—" For both teacher and taught the book is an admirable starting 

 point," 



Globe 8vo. Price 55. net. 



The Fertility of the Land. A summary Sketch 



of the Relationship of Farm Practice to the Maintaining- and 

 Increasing of the Productivity of the Soil. By Isaac Phillips 

 Roberts, Director of the College of Agriculture and Professor 

 of Agriculture in the Cornell University. 



THE TIMES. — " This is really a very thorough treatise. . . . It appears to us 

 to be an excellent handbook out of which an intelligent student in an agricultural 

 college would learn a great deal." 



THE SCOTSMAN. — "The book is one which should be of considerable service 

 in this country." 



Professor BAILEY, of Cornell University, author of " Plant Breeding," "The 

 Nursery Book," "The Forcing Book," etc., etc., says; "It is the ripened 

 Judgment of the wisest farmer whom I have ever known." 



Fcap. 8vo. Price 4^. 6d, 



Diseases of Field and Garden Crops : chiefly 



such as are caused by Fungi. By Worthington G. Smith, 

 F.L.S., M.A.I., Member of the Scientific Committee Royal 

 Agricultural Society, With 143 illustrations, drawn and 

 engraved by the author. 



FIELD. — "This seems to us a really good book; exactly the sort of book 

 which justifies the hackneyed advice that every occupier of land, in his own 

 interest, ought at once to buy it, . . , We have rarely seen so much important 

 information conveyed in the same compass. . . . Certainly the book is one 

 eminently deserving attention from all to whom fungi are a source of loss and 

 danger, i.e., to every gardener, farmer, or housekeeper in the kingdom.'' 



AGRICULTURAL GAZET'TE. — '"He writes with experience as a microscopic 

 observer, rare ability as a descriptive writer, draughtsman, and engraver; and 

 the consequenceis that we have in him all the qualifications needed forthework 

 he has here performed. We strongly recommend our readers to procure this 

 little book." 



Pott Svo. Price i^. 



Farm and Garden Insects. By William Somer- 



viLLE, P.CEc, D.Sc, B.Sc, F.R^S.E., F.L.S. With 46 

 illustrations. 



THE TIMES.—" A handy little volume The clearly-written and 



sufficient introduction to entomology should serve to attract students to this 

 useful and. Interesting out-door pursuit." 



THE FIELD. — " Too much praise-can ^ardly be bestowed on this useful little 

 manual. In language that is not more technical than absolutely necessary, we 



