INDEX; 



Ontois, experiment on the 



Page. 



culture of, 

 292 



R. 



Page. 



P^i? 5 ££ r, the culture of 318 



■* Parjncps, the culture of, ibid. 



Pnjiure Lands, muft be foftened by the 



autumnal rains before they are plowed 



up, . . .18 



{hould be inclofed, . 367 



how improved, . . ibid. 



what feeds are bed: for upland paftures, 



369 

 Peas, experiment on the culture of them, 



305 

 Perfian •wheel, defcription and ufe of the, 



372 



Plants, their food, . . 4 



Earth their principal food, , 5 



not probable that the different fpecies 



of them are fed by different food, 



ibid. 

 their food diftributed within the earth, 



10 



Plough, defcription of a flrong, and of a 



light plough, for common ufe, 48 



ufe of Mr. Tuli's four coulter'd plough, 



55 



Chinefe Plough, defcription of a, 30 % 



M. lye Chateau-vieux's three coulter'd 



plough, . . 377 



properties of good ploughs, 421 



Defcription of M. De Cbafeau-vieux's 



plough, . . 422 



diredions for ufing it, . 426 



defcription of M. Duhamel's plough, 



427 



— — — light plough, . 442 



Plowing, fteep hills to be plowed nearly 



horizontally, . . 50 



manner of plowing flrong fo Is, 51, 



53- 

 light foils, . . 52, 53 



' wet lands, , 54, 181 



advantages of plowing deep, 135, 181 



n J P E, the culture of, 319 



•^*- Rice, the culture of, in China, 302 



Rickety corn, . . 88 



Ridges. Whether the produce of land 



is increafed by making them high ? 



5+ 

 ftrong foils mellowed by them, 7 1 



Roots, their divifion into top or carrot, 



and fibrous, . . i 



experiment to (how how far they fpread, 



2 



of trees, extend to a great diftance, 3 



when broken, never grow longer, but 



produce lateral roots, • . ibid. 



frefh earth broua;ht to them bv the new 



hufbandry, . . 62 



the efFe(fls of different roots upon the 



foil, . . 64 



of corn liable to be deflroyed by infefls, 



86 

 of beans, extend upwards of three 

 feet from their flalk, . 123 



of wheat, extend 18 inches perpen- 

 dicularly, . . 123 

 Rows of corn, how many (hould be on 

 each bed, . 229, 295, 296 

 Riijl, . . vid. Mildeiu 

 Rye, fubjcft to a diflemper, which the 

 French call ergot, . 100 

 caufes and effects of this diltemper, 10 1 

 experiments on it. . . 291 

 cut for fodder, . . 293 



advantages of frequent plowing, 



201, 

 209 



Pet-herbs, experiments on the culture of, 



3°9 

 great advantages of the new hufbandry 



in the culture of, . 311 



^ J INFO IN, the culture of, 

 •^ quantity of feed to an acre. 



333 

 335 



when and how to be cut, . 337 



precautions to be obferved in making 



it into hay, . 338, 339 



how tothrefli it, and preferve the feed, 



339. 340 

 experiments on it, . 341 



Sand, ufed as a manure for clayey foils, 



22 

 fea-fand an excellent manure for clay, 



21 



24, 25 



26 



improved by clay, 

 fea-oufe. 



• marie. 



27>53 

 A 



