« ForrigeFortsæt »
mention such substances as have been wash will effe&ually destroy that difgenerally observed to be efficacibus in agreeable in the bug, and all driving away or in destroyiog them. orher infects of a tender cuticle. This Mercury, and its various preparativos, wath will not in the least hurt the may be reckoned one of the most ge- colour of bed.furniture or hangings. Derally useful. Sulphur is also use. Care must be taken that the wath be ful. Oils of all kiods have been ofien applied into escry crevice or folling and delirvedly recommended. Too of the furniture with a painter's bruin. bacco is not less remarkable for its It will cometimes be necessary to reutility. As early as the time of the peat the wath, as some of the “ ova" Ronians, thell-fi:h were observed to of bugs may remain concealed, noz. be at least very disagreeable to ine' withitancing the utmost cire. focis. Of the application of these in Some of the Weit india ilitous order.
were much infested with large ants, Mercury is known to kill or drive which greatly hurted the fugar caneca away lice from the human body; and I was informed by a gentiman from it may probably be of equal ethicacy thence, that they diffolved corrosve in ridding cther animals of their in- sublimate mercury in run, in the pro. fecis. For initance, sheep having a portion of two drams to a pint of small quantity of mercurial ointment Ip:rits. They poured this folctico oa rubbed on their fins, on the files, dry powder sugar; and when the fu• between the forelegs and the body, gar was dried, they laid it in the packs it may kill or drive away the inícct of the ants. They ate it, and were peculiar to them. Sulphur is récom deftroyed. Might not his practice mended to be added to the mercurial be initated, by laying sugar thus preointment. Thus, not only the infest pe. pared on paper or pieces of thin boards culiar to them, but also the scab, may near the root of fruit-trees infettet be cured. See the Transactions of by inteis, especially when the fruit the Sociery for the Encouragement is ripening? The papers or boards of Arts, London, vol. VII. VIII. might be taken in during the night, p. 4o. In the Transactions of the or when it rained. The fugar should fame Society, vol. V. VI. p. 59. be coloured with indigo, or oibor subo Mr Ailway direčied, that in the win- ftance, thereby to mark it as a subter, the walls, the frames, &c. of his stance to be avoided by curious green and hut-houses thould be we'l idlęs. wahhed with the following nixture : We are informed that a person ia Take of corrosive sublimate mercury. Phil.del ha employed brimitone is four ounces, and diffulve it in two the following manner:-- Having clear gallons of water. There houses had ed all round the roots of trees inter been greatly infcited with red spiders ted with caterpilai's or other iofes, and ants. After having be. n wahed he firewed some flwer of brimstore with the above mixture, nuither were round the roots, and covered it wth a to be feco next funmer. This wash thin sprinkling of fioe mculd, that it may be used on oid garden wails, and might not be blown away by the wind, to the roots of fruit-tre-s infested with yit so that the fun migli operate insects, if made weaker. It may through, and cause the brimstone to destroy the tender leaves of plants, funigate. Thus he destroyed the though not the roots. One pint and carerpillars. One pound be found a half, poured four months ago on a suficient for two hundred trees. Ia standard currant-tree, as near the that hor cliniate the fun may perbap3 ftem as I could, had no bad effct have that efe&t; Lut it scarcely will either on the leaves or the tree. This in this. He allo employed fulphur
in the following manner, to drive in hutting the room up for the day, so that sects from tall trees. He split the the muskitoes cannot come at any end of a pole, and put in the flit some water, in which time they die. Tho matches, set them on fire, and held this caution may seem trifling to us them under the parts of the trees chief- who live in a mild climate, it is far ly affected. A pole thus armed, he otherwise in hot countries. found, would answer for three or Oils being known to be most effi. four trees. Brimstone thus mixed cacious in. destroying infects, may with damp straw, and set on fire, for not the use of it be extended to the instance, in a hop-ground infested destruction of worms in the bowels of with the fly, might be of use to drive horses, where they may occasion the away the fly.
violent pain they seem sometim:s to The itch is supposed to proceed suffer ? If the horse was for some time from a very small inseat , which neft- kept fafting, and a large quantity of les under the skin, and proceeds no oil, suppose a pint, was given, if farther into the habit; and is there- worms are the cause, the oil may in fore attended with no dangerous con- that case kill them. If I may venture sequences. Brimstone made into an into another line, may I not ask, wheointment with hogs-lard is a sure re- ther the use of it is not too little atmedy. Whether the cure proceeds tended to as an anthelmintic medicine from the brimstone or the oily lard, in the case of worms in the human boI shall not determine.
dy? Being injected by glister,it is known Sheep are liable to an irruption on to bring a way the acarides, a small the skin, known by the name of the worm which feldom afcends higher scab. The brimstone, when added than the rectum, or the last gut. to the mercurial ointment recom- Flowers, leaves, and fruit, on mended for that disorder in the Trans- plants, are known to be devoured by actions of the Society for the En- caterpillars. These are destroyed by couragement of Arts, vol. VII. p. 90. oils, which close the lateral pores by might perhaps render the application which they breathe. For this pur, more efficacious and less dangerous. pose it is advied, that, on the ap
The natives of hot countries are proach of spring, a cloth diy ped taught by experience, that an unctu. in train-oil be laid on such paris ous covering on their bodies prevents of the tree in which there is the least the bites of muškitoes and all gnats. appearance of them. The White inhabitants in such coun- We are informed, in the Memoirs tries are not sufficiently careful in pre- of the Society of Agriculture at Pasepting the least ftagnant water near ris, that oil of turpentine, when aptheir dwellings, in which the Muf. plied to animals which were covered kitoes are bred; even in the walte with joiects, destroyed the insects water thrown out they are produced without hurting the animal. The Dr Franklin, that accurate observer, author tried it on severa! trees, ruixa informed me, that, by a careful at. ed with fine earth so as to incorpo. tention to this circumitance," he rate them well, then adding water, guarded his family in Philadelphia ftill ftirring them carefully till the from such iosećts : and that one day whole was brought to some degree of feeing a number of mufkitoes in his fluidity. In this m.xture lie dipped library, he found on enquiry, that branches oí fruit-trees on which there one of his servants had taken the cover were insects, and hereby deftroyed off a tub placed near his window for not only the eggs, but also the inreceiving rain water. On such an sects, without burting the leaves. eccafion the remedy is easy, viz. This composition may be got off by T! Vol. XII. No. 71,
From these experiments the author the first appearance of the fly. The thinks, iliat oil of turpt ptine may dew entangled the flies so much, that with equal efficacy be employed for they could not make their escape, and killing various kinds of lice on do. were therefore crushed to death. As mcliic animals.
the roller may leave the surface of the . We are informed, in the Tranf- earth too hard, some very proper. actions of the Society for the Encou- ly advise to fix fome boughs of elder ragement of Arts, vol. V. p. 45, that in a gate or hurdle, to be drawn over Mr Winter, among other experiments the field; and if the boughs have been on turnep-seed, fteeped the seed before fumigated with the fmoke of twenty-four hours in a fufficient quan- tobacco, or lincture of assafoetida, the tity of tra n.oil. He then drained the success will be the surer. The oil from the seed, which he mixed most certain method of preventing the with a quantity of fine-fifted earth, hurt done by the fly is to raise the and immediately fowed it in drills. plants in a nursery, and at a proper When the plants began to appear on age to transplant them, being carried the surface, the ground was sowo with to the ground in a wheelbarrow filsoot. He found that feed steeped in led with manure softened with water linseed-oil answered equally well. fo as to admit the plants. This meThe turneps the least injured by the thod will secure their more speedy fly were those that grew from feed growth. In the nursery the attack Iteeped as above, which grew fo lux-' of the fiy may be prevented by spriok-uriantly as to produce rough leaves ling foot or quicklime on the ground. several days prior to the most flour- The utility of transplanting turneps is ishing of any of his other experiments, evident by the practice of trantplant and were the better enabled to with. ing the turnep-rooted cabbage. They stand the fly's attack. The leaves of who are discouraged from this practhese turners were of a da, ker green, tice by the expence attending it, do and appeared to be twice as thick in pot reflect that the hoeing is preventbulk and luxuriancy, than the other ed, and the plants grow the better, beturoeps, and were a considerable ing ser in fresh earth. deal larger. The feed was drilled an Before I proceed to direct the inch and a half deep, and at a foot use of the last means mentioned, viz. distance in the rows. Train oil is tobacco, for destroying insects in apt to kill the leaves of plants which turneps, let me here mention an exhave been injured by insects, but lint. periment made by a worthy and ingefeed-oil has not that effect, though nious man, Mr Green, of her Ma. equally destructive to the insects. The jesty's Flower-Garden at Kew. He irain-oil seenis to act both as an oil, contrived a pair of bellows, similar and by its disagreeable smell it pre- to that employed in recovering people perts infects approaching it. In this seemingly drowned. It has a cavity respect it may be successfully used to in the nozzle, in which some tobacprevent field-mice or othervermin prey- co is put, a live coal over it. The ing an acorns, chestnuts, or other seeds bellows being then worked, the tobacsteeped in it before they are sown. co is set on the fire, and the smoke
When thus giving directions for pre. is directed to any particular spot. A yenting the fly on turneps, a late ex. lady was fond of havirg the moskperiment should be mentioned, by rose in her dres:g-room, but was the disclosing of which, a man gain- prevented having it on account of ed a con Giderable reward. His se- the green insects which constantly ad. cret was, running a roller over the here to that plant. To remedy this ground early in the morniog, while inconvenience, Mr Green had a box
made large enough to contain a pöt rosive sublimate, as already described, in which a plant of the mosk-rose may be laid in the way of cther ingrew. In one end of the box was a sects, to all which it will prove a hole, to admit the nozzle of the bel. fpeedy death. Diligent inspection lows ; the bellows was worked, and into their retreats is the most certain the smoke was received into the box. means of preventing the loss sustained When the tobacco was consumed, the by snails. Ants are prevented sing nozzle was withdrawn, and a cork up the trees, by laying round the roots being put into the hole, the box thus powdered chalk, or any other substance remained till morning, when the in- which by intangling their teet presects were all laid dead on the earth. Be- vents their crolling it. Care should ing swept off, the plant was in a state be taken to destroy their nests every fit for a dressing-room. Many plants where near the garden. thus infested with insects may be too Hops are now become an article large, or otherwise so placed as not of so great consequence, that they deto be put into a box. In this case it serve our particular attention. Early occurred to me, that being sprinkled in the growth, when the vines begin with an infusion of tobacco in water to ascend the poles, a black fly preys might in some degree answer the fame on the leaves, frequently in such numpurpose. On trial I found it answer, bers, as, by destroying the leaves, and I thus freed other plants of their to interrupt the vegetation, much of insects. I also used it on trees of ea: the food of plants being absorbed by sy access with advantage. Train-oil the leaves. I know by experiments is fo inimical to tender plants or leaves, that the infusion of tobacco destroys that it destroys them if insects have them, or at least drives them away in the least hurt them; whereas the so effectually, that I have seen a plant, infusion, instead of killing the leaves; almost totally stripped of its leaves, promoted a frelh vegetation.
Thoot out fresh leaves after the use of Fruit trees often become the prey it. If care be not taken, they will of infects. Those against a wall, or again fall on the fresh leaves. As in espaliers, being easily come at, the flies lodge on the lower side of much of the mischief may be pre. the leaves, they are protected from tented by cutting off the leaves so storms of rain, and therefore the infoon as they are observed to be cur- fusion must be driven upwards by a led; for then freih eggs are laid on forcing pump. As it is said that the them, probably by buttei flies. If expence of tobacco is too great, persprinkled with the infusion of tobacco, haps lime-water, or even water by ita it will prevent their coming to life. self, driven strongly agaiult the leaves, After the fruit is formed, the infu- might drive them away. The labour fion must not be used, least the taste attending such experiments in a large and smell may remain. The scisfars plantation discourages others, without are then the proper remedies, which reflecting that, if such means are uled ladies may employ as an amusement, early, the Aies may more easily be and may thereby present fruit to their got rid of.-Free ventilation is un. friends of their own preserving. A doubtedly beneficial to all plants ; and lye of the ashes of plants:Sprickled on hence perhaps the particular advantathe leaves may have a good effect; ges of drilling corn in rows a little as also on other pot-herbs, which are distant. If alleys somewhat larger often the prey of caterpillars. As than common were made in the plan. many insects, besides those bred on tations of hops, there might be fuf. the leaves or in the walls, may def- ficient spaces left where the alleys troy the fruit, the sugar with the cor. cross one another to adinit of setting
daing damp straw, or other materials mixed be also destroyed. The smell of a with brimstone, foot, &c. on fire. weasel will drive them away. Smoke itself is said to prevent the ty, Oil in which lupins have been steepand, if so, it will still act more pow. ped will kill ants. Brimstone, mix. er fully when mixed with such inate- ed with rays and the earth of their terials. It has been obferved in Swe- hills, all set on fire, will drive them den, that the hops grow naturally away. anong heaps of Itones or fragments It is an observation of the Romans, of rocks. They therefore advise to that weevils, and other creatures of cover the ground round their roots that kind, have a great averfion to with hones, which will prevent the river crawfish. In France, they inteste laying their esgs near the roots throw live lobsters on wheat in gra. in the ground, where they lay them naries when infefted with them; and to be protected during the winter. in a few hours the weevils will come
The stories will also preserve moisture from all parts, dispesfing themselves at the icons during the fuinmer. A on the walls, and thus are jope cannot be drawn across a plan- easily destroyed. It is said that rue, tation of hops, as it can across a or the juice of it, io poultry-bouses, field of corn, in case of mildew. Here will drive away weasels. water to wash off the clammy juic? Where hedges are thin, they may that intices and feeds insects seems to be thickened in the following manner : be the only remedy. The planta. Gather the seeds of the bramble and tion being we'l ventilated, may at white-thorn (being ripe,) mix them least prevent the frequency of it. The with the meal of tares and water till forcing-pump will most effectually they are of the thickness of honey. wash off this exutation.
This is laid on old ropes or veam, ro Belides iniects, there are other to remain all the winter. In the animal which are destructive to corn Autumn dig trenches a foot and a half and grass. Various animals destroy deep, where the hedge is to be the roots of grass to a considerable thickened, or made to remain fo distance. Strong lime-.vater poured all the winter. At the end of on the earth kills them, and foon February, lay the rope in the brings up fine sweet grass. Moles trench, covered with fine mould, are of that number. An old writer watering them, if necefary; and so on agricult advises to bore a hole will they in thirty days coine up. In in a waln well, and fill the same Spain, they rub the seeds of the whitewith chf 09, and brimstone ; íet mulberry on ropes of bass, and in the them on. fire in a hole newly duz, fame manner lay the ropes in trenches, so that the wind may blow the smoke and the young plants spring up. This into it, and other holes being shut practice may be advantageously followup, and the smoke will either kill ed in England now that the railing of them or drive them away. He also filk-worms is generally pursued. advises to put a live mole in an earth. Though feemingly foreign to the en pot, which fer in the earth to the subject, I cannot help highly censurbrim; and the mole, finding he cannot ing the neglect of permitting ivy-vines, escape, will ery, which will bring all which grow on forest-irees, to remain those within hearing to help him out, attached to thein. Tseir roots enand fo may be taken. In March, tering into the bark rob the trees of wlrich is the time of their breeding,, much of their pourishment; they io z numbers of their young ones may be manner strange their supporters,hyimde troyed by turning up their nests, peding the circulation of their juices, which are generally in the largest and, in time, destroy the trees. They hills; and the old ones, who will mould be told up by the roots; for, come to look after thcir vouno, may if any nart of them adhere in the free