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[ 3* ] 
19. Rating White-Thorn for Quick-Hedges. —To the per- 
fon (not being a gardener or nurfery-man) who, in the years 
1790 and 1791, fhall raife from the haws the greateft quan- 
tity, not lefs than a hundred thoufand, of White-Thorn Plants 
lor Quick-Hedges, and keep the fame clean from tveeds till 
they are of a fize proper for tranfplanting; Five Guineas. 
A certificate to be produced of the quantity of liaws fown, 
the time of fowing, and number of the plants ; and claim 
made, at or before the Society’s meeting in OHober 1794. 
The plantation to be viewed by the Society’s Inipe^lors. 
20. Planting Bogs zuith Afi . — To the perfon who fhalJ, 
at his own charge, raife or plant the larged quantity of boggy 
land with Afii, either for timber or underwood ; the land 
planted to be not lefs than one acre, and the number of plants 
per acre to be not lefs than three thoufand if planted, or fix 
thoufand if fown; Five Guineas. 
Claims to be made, and the plantation viewed by the 
Society’s Infpe£lors, on or before September 1792. 
21. Defroymg Grubs in Land.— To the perfon who (hall 
dlfcover, and communicate to the Society, a method of de- 
Ifroying thofe large Grey Grubs, in palkire and arable land, 
from which proceeds the Cock-Chaffer-Beetle, that {hall, on 
experiment, be found the eafied, mod effcHual, and leaft 
prejudicial to the grafs or other produce of fuch lands ; Ten 
Guineas, or a Silver Cup of like value. 
A certificate, proving that the means ufed have been fuc- 
cefsful, to be produced, and claim to be made, at or before 
the Society’s meeting in November 1790. 
22. Refervoirs in Farm-Yards . — To the Farmer, who, in 
the year 1790, fliall make and fecure Irom leakage, in the 
cheapefi; and mod effeftual manner, the beft Refervoir in his 
barton lor the reception of water from his dung-heaps, fta- 
blcs, hog-fties and cow-houfe, and carry the fald water to his 
palturc lands as a manure; Five Guineas, or a Silver Cup of 
equal value. 
Notice to be given that the Refervoir may be viewed bv 
the Society’s Inlpc6tors in October; and claim to be made 
at the Society’s meeting in November. 
23, Experiments 
19. 
