INDEX. 



Polygonum convolvulus., (black bind weed) an 

 account of, - - - 245 



persuaria and pensylvamcum, (ars- 



marts or lakeweed), - 244 



biitorta, (bistort) properties of, 259 



Population, of Great Britain, increase of the, 

 141; causes that have led to it, 28 r; atnount 

 of the, ib.; proportions of the agricultural 

 and commercial, in England, 282; number of 

 houses and families in England, lb ; pro- 

 portion of inhabitants to a square mile, Ih. ; 

 proportion of annual births to deaths, lb. 

 tt seq.; annual increase and period of doubling 

 the, 283, 295; statement of, at different 

 times, lb.; calculation of the quantity of 

 wheat necessary to supply the present, 284, 

 ct seq.; quantity of land necessary for the 

 annual supply of butchers meat, of cheese 

 and milk, and of butter, 286, et seq.; 

 quantity of land necessary to support the, 

 288; means suggested for supporting the, 

 312 \ data assumed for calculating quantity 

 of land necessary for any given, 320; rota- 

 tion of crops, and management suggested for 

 supporting an increased, 322, et seq.; how 

 checked, 327; proportion of marriages in 

 England and Wales to the whole, - lb. 



Poor, on supplying them with milk, 126, 316; 

 plan for the amelioration of the, - lb. 



, rates, increase of, 39, 74, 83, 104, 114; 



bear I'ghtly on inhabitants of Glasgow, 94 



Porchester, Lord, account of his Merino sheep, 



467 



Potatoes, remark on the curl in, 6 ; use of, in re- 

 claiming inossy lands, i 3; good, where plenty 

 of manure as a preparation for wheat, 57 ; 

 121, 314; superiority of, to hay, as food for 

 ruilch cows, 135 ; produce of an acre of, and 

 proportion to hay in feeding, 136; when 

 introduced into Europe, 183; produce of, 

 per acre, 187 ; use of, in feeding horses, 

 209; importance, in a national point of view, 

 of extending the culture of, lb ; whence in- 



troduced into Europe, 217 ; the method of 

 raising them from seed, lb.\ time of sowing 

 and transplanting, 218; choice of sorts of, 

 219; analysis of, lb.; purgative quality of, 

 lb.; sorts recommended, 220; soil proper 

 for, and its preparation, 221 ; manuring for, 

 lb.; method of planting, 222, et seq ; sub- 

 jected to be attacked by rooks, 224; advan- 

 tage of transplanting, 225; method of taking 

 up and storing, 226; should be out of the reach 

 of the frost, 227; use of, as food for animals, 

 lb.; particularly for sheep, but if given 

 raw, dry food necessary, 228 ; the ox-noble 

 exempt from the curl, 229; criterion to dis- 

 tinguish between curled and healthy plants, 

 lb.; general observations on, lb.; possess a 

 principle of vitality, 230; advantage of 

 boiling, in tnilk, 231; number of acres re- 

 quired to produce ani.ual growth of, for con- 

 sumption, 287 ; an acre of, will supply 

 animal food for a year to four persons, 319; 

 method of preserving them, 334. 



PotentlHa anserlna, (goose tansy, silver weed, or , 

 feathered cinqiiefoil) account of - 259 



Premiums, benefits likely to result from offering, 



89 



Prldeaux, J. Esq. on the cost of manures, and 

 on the comparative expense of arable land in, 

 1790, and 1803, - - i,!^ et seq. 



Priest, the Rev. lA. John, on tlie cost ot raising 

 a crop of turnips and barley in 1790, and 

 1S04, - . - 66 



Pterls aquillnn, (fern) account of, - 252 



Public granaries, hints for establishing, 309; 

 exist in China, _ - - 310 



Pulteney, Sir W. Bart, account of a cottager, 



3'3 

 /•/(//J-, George, on the prices of grain, in 1790, 



and 180 !, 54- 



Q. 



Quarter sessions, should have cognizance of 

 those persons who suffer thistles, &c. to grow 

 in their hedges or lands, - - 258 



