HAM 
on a courfe of experiment and obfervation, {obieqpent put- 
fued to an extent which has been of great ae 35 e to fcience 
and has j kemtcres his e.con tinued, 
a time a time, to communicate various 
s relative to thefe pp 
in 12mo, his Traité 
pera in ge oS till 1761, when the fixth volume 
éame out. ng: 
he fblequenty profited widely by the experience of himfelf 
and of us other people, aided by his phyfiological 
which, it deferves to be noted, he made a far 
that i 
and deferves to be reckoned the father of 
intelligent eae fay in France. His Eléments d’ Agriculture, 
in two vols. 12mo fhed in 1764, may be contidered as 
fequel to the pree@@ing work. ‘Thefe two volumes have 
es tranflated into German, Spanifh, and En nglifh. Du 
Hamel wrote alfo on the cultivation and preparation of Mad- 
ot in gto. in 1757. 
_ A more on and extenfive work of our author was 
ga 755, making two vols. gto. entitled 7raité 
Arkres et Arbus qui fe phi en France en pleine terre. 
Hay aving infpector of the Marine, the itudies 
n his amufement, became, as he his 
duty ; and while he undertook to iti te all that con- 
timber, for that 
ey are arranged alphabetica Bia to their 
pa ltl names, mat he took for ae 
the nomenclat 
bafis of the work 
3 w the generic characters in Fren 
are enumerated by the Doce g of Cafpar tre 
n, or fome other author, in La ench, and 
ral re s on their cultur ag ho age ee 
ned. bee or more beg is a ages by wooden 
 adjoi f thefe were furnifhed 
ae OC cites; Sul cen need 
fefeaitstranicendent uit. Fiewoelmn ike Hat Ds 
or ent y> for hi s character 
lith writer Tull was his firft guide, but tent 
and dener, 
HAM 
in 1 ‘aig in two vols. 4to., with numerous copper-platex 
On this his merit 
ee 
ey peal sis eae secs Hales, and 
his o 4 : ite nts and gsi We. pais 
ance of an intelligent and 
credit to fuch as poise gi it, whether his ow 
not. aint | 
aves, &c. See ee: of ~ and Feus EX. 
In 1760 he publifhed another valuable radical hada in 
4to. with plates, entitled Des Semis et Plantations des Arbress 
et de leur Culture. This had an efpecial view to the great na- 
a objegt of improving the forefts of the kingdom, highly. 
important ina country where fo much wood is continually 
ufed for fuel, and fo Lk ign in proportion to fome other coun- 
pies bags yl pr he mene laudably takes ad- 
cS eo which his countrymen are every 
ea pdt Fay eized, of a, fearcity satiy to excite their 
attention to the means he would recomme even 
tion of fo dreadful ar evil, and his book is a mine of prac- 
tical information for the woodman, the planter, and the gar- 
of the firft aapeest Sg 
= an bes Fi hed. bs and defcriptions, and their 
Pe ec tly i drei ts a hfe psy carers of the author. 
Del  focieties 
of 
ad h igh ep a leon and did at Pas 
in 1782), ma ex the Academy of Sciences. 
