pee Fae" -r 
tie Op, TAIA è res p ce, being jon the same land, ph ay 
T eee reality more exhaystive of the co ago soe ss highly reco mmended ; but t pE 
342 THE SE e GAZETTE 
[APR 24, 3 
eis : 
und in general ‘practice poe productive Saar may axcellence, | who really wish to introduce something 
= in which grain crops follow one ind ye r. | | yet t be t en crops| new, should be very liberal by first, 
ey p all trouble and expense of a Wo 
This experience of the e pro gaa ctiveness of the crops | are ier told off the Tend | in ain ary farm practice, P v3 experiment with 
we enlti 
f the reasons for a rotation in| a and that the straw of our corn crops and the hay |} thin ee hì ch wate am Pe no no tee i sa 
the place of a succession of crops. The explana- | of our Grass crops are also returned to the land © compelled a a 
tion of this experience is a point on which the | through the f the Gii fed upon them. chilling, and w mes oa 
attention of scientific men has been bestowed more,| (3). Nevertheless the theory most generally ttiie tatui manafantarers 5 of artificial mae Re 
` probably, than on any other point in the whole | held is a different one ye In t st the soil is ought to be exercised in them manures, 
P: farm practice. The e three principal | supposed to require a succession of crops bec - fter considerable ‘ome the follow; 
which are each of them found ore or | each poisons the ground for itself ; in the second 7 wing 
self ; m 
esa ‘airy on observed facts oy which the need | Lecause each exha nig the sg ‘ound for itself ; and in| ¢ 
| the t 
| 
y K 
| tary y, has el issued copie of the ee 
$ 
| 
| 
ird because ci alternate — in which sien beret hed ution 
(1 j Az th d that | ake alterna rith grain crops, the former | this Season, mdt iha, results eo 
plants Pena growth exerete certain juices ‘eal | by thei aint a m f January, 1859. ath 
their roots which are thus return mo to the soil, | the ll rogenous “ma y the manner of The Hadd Sega Agricultural Club b resolve ty 
De CANDOLLE entertained the i midland a sorak | eee ‘growth ean cae absorbed from by e air. act experiments for r ascertaining the most mua 
might render ee land on which it pong table E Py t seeps ‘ bes tome. gro oE of Turnips. The Aia 
to itself by overloading it wi i i f saleabl si 4 ne a e members for 
matter, and that though the soil was pen uce eo far as a are nd ats are not explained BY! ae as Fabien T ete EEEN Fest: 
rendered unsuitable for the crop in question, | the fact of one plant taking from the sonam ned of Be No. 3. 2cwt. Peruvian cali ip io Jodi 
et it was not in this way unfitted No. 4. 2 cwt. Peruvian and 2 cwt, s Bein 
Dök of any other. The exorementitions matter om the property of th lled g crops of | No. 5 yerr y ~~ yr et of disolve tatty 
of one plant might indeed be real n mgt riment to hes inging, or conserving, | | No. 6. 3 cwt. of nitrate of a z ote sul halt, 
another, and thus was aliie not y how] tich in nitr rogen than is rae ed to them in manure 2 cwt. of dissolved bon: 
Wheat after Wheat would not prosper, but ao | |ia hilse the sare ms aot ETF are pr “The list includes onl pie nesi which 
how Wheat succeeded better me Bean E AN OTPOR aan pb elle cee ge cg their own names have obtained an established charac 
after some other crops, as Oats Barisy, @ or even | jn tituted. for E iaiia chemical © of tame. eas 
Turnips or Potatoes. This Ha has not been | me ee Ee 
based that we are aware upon ny very extensive | This Taet 2 is is e May to which Mr. LAWES’s 
a y E e “Tis su sa ested that each experimental; 
culty of obtaining direct evidence of the existence | EXPERIMENTS WITH M AN ORE uantities of the manures he nainen acca 
of this process of excretion must be very consider- : ‘ ; tically seal them to b fap 
[The very indefinite statement of experienc m this subject | metically seal them to be ready for analysis, if requine, 
able. Be that as it may, the theory Poe con- made ey. certain members of the London Farmers’ Cluk at | « The experiments to be made where an 
sistent with the actual ex xperience of the farmer cent monthly meeting induces us to publish the quantity of farm-yard dung has a ied. -La 
has fallen into disrepute. It was thought that | long sy cchame which it a sledge wight oh ae manured on the stubble, it is thought, will allow t 
the organic anions exereted by the growing plant | both sides of the Tweed. | fairest trial. Where no farm-yard manure is given, te 
could not rema unaltered age te mont Samuel el D. Shirit, Saltcoats, convener of com- | artifieial fertilisers may be proportionally increas, 
ure in a m to be in force w the young | weg ee, said :—“ mip sowing season is drawing | The experiments may be tried in the growth of 
lant again came to be “dra awin ig i its n nou a san | nigh, and we ari now fulfil our promise of submit- | variety of Turnip, but as Swedes are the most 
om-tha bol in ge estio ja. ther [t your notice a proposed code of experiments | erop, and the most difficult to grow, it is suggested thi 
explanation arising out of our exacter knowledge | framed by the commiting, with ‘lo, rap of ascertaining this variety will afford the beet test of the value of the 
what is the most profitable oa 
may be called the foundatio tation) a * goo od| “tis on hoped that a considerable number 
F 
of the compos r of ‘the evope we grow seemed 
more = ai at the same time that it was equally | 7 
explan Turnip cro w . The oa Wy ely the following six apy oe y lend their aid in eng i 
| experiments :— the greater € e num mber of on 
(2). gre is the theory of exhaustion. It is | No Spa AE S acre wat sfac ga will 
known that a Sa neral part of a plant does not | Ko. 3 Ter Peruvian and 2e wt. We ihe orgs guano per acre. ned, in th 
j ‘ | No. 3. 2 cwt. Peruvian an cw v n 
sar position with that of the mineral | No. 4. 2 cwt. Peruvian and 2 cwt. nien por aere. a “ SAMUEL D, SHIRE Coma 
pug’ soe in solution A ‘within a og wy by “sarin No. 5. A = tte ees aa —_ ver ae and Rape- Perum sa aa r oat 
an ey ore on the sa: an was obvious | aar rai Naan T por arepo 
; No. 6. owt. of nitrate of soda, 2 cwt. o aiphata of 1 fth li be tried e de 
that certain ain gre gredients in the soil wöald ax. | N° 2 ewt. o ape coe ts bebe f s of ammonia, with pecans Spt Bs» jetions AA e be iod i 
uste: sour than others—faster, indeed, than sWe T difficult it is to arrive at onedakoon- is to be understood as impe lal measa 
oe atural ee of disintegration cae clusion: ess experiments are ssn eps nd the | 
e e anen e soil. mittee e earnest hope that a number of entlemen w w sil B 
Wheat taken repeatedly e land, straw and | vol A 4 x . You will ON THE GROWTH OF BARLEY 
all, ld rob it rapidly of its soluble silica; BY DIFFERENT MANURE oorno oa as ee 
Turnips would kpa it rapidly of its potash. But | to well kn nown, re sont oe fils z sould call SAME LAND; AND ON THE P 
if these © en in succession the soil will them ae ones, as mey all bea: AE By J. B. Ta "ERS, TOS D 
have a cone time in which alate ruvian ay pg pom ultra Dr. J. H. GILBERT, F.C. a 
$ t for use the egy ingredients when the wae, a ee by hich ¢ to measure all others. 
w 
crop requiring them ood shall come round | *™xture of Peruvian and half West Indian guano. This , THE original paper sot „this title, , of inst 
t al z per el 
such as Wheat, Oats, and Barley, are characterised | Suto" Pure elt T ed ork of Beran | Setar ne Joma fa 
by large quantity of soluble silica which they and 26 ae rafe se epn ate. No. 5, ra ether ee Pocity oF oa len rage pna are there 
remove from the land; an others, such as Peas qual mo iven in ek dete in the tabular form. Itis po 
and ot os the np ei agra, of lime; seen D xon i We te 2 sand posed to give here only an ae pier 
an ere is one of Peruvian guano. ‘or | experiments, and an abstract of the 
the Rover quantity o Us gee my. heer, pace No. 6, boveyi er, to substitute an N | proportion of at, with bu t little numerical detail. A ula ee 
in contradistin: the: excretory eory, | nitrate o soda and sulphate of a quiry 
which accounts ee en: ure on a Ad of the | lent to one eruvian. guno— viz 2 es cwt. of required for full crops of Barley as poa a 
presence of poisonous snbetancte, the theory of | Sulphate, $ cwt, of nitrate, and mix with 2 ew rotations. The results of thr ee separate eee ee n 
exhaustion is stated as follows rbot bones. ese, gentlemen, are six experiments | ments are e bro rought to bear on the qu ne m 
“In ae as e nym jpeteaiphee re concerned the ae the exception N é. a which fate ose peg sn geen In the frt 
eas and aaa ee i psa or “third. erop o of the kihe mes find a substitute for guano altogether, we take of the newer series, the crop was 
‘nites too much of any, but that it contains too little ine | Guanes is teu to 'e the ‘cleaned, hae’ Sg ee a E e S dy ‘ith R ierent dest 
g er 
one or more kinds of matter. ng in price, Shen da sae manures wor uld just rise in| the same Seles applied to the seme, piot eadh 1 
proportion, because value we must then | On lot. ere always wW. 
eniched i with To few that op requires, Tra aia | increase the ue Wh at we wish is, to find some oars petit Le iy inaya me me A 
talii a foc vod rt TEN fitable to fmit the demand for | manures; ienaa Ek ammoni minced > Rape-cile 
fern: this it is becansd ms = a ney plant.. If Clover thriv guano, that therefore $ to lower Bi ts price. e are all | with nitrate of soda alone; sone ee 
of nonrtilinait: Shai neither of the former crops has | applied with orena os Peruvian guano emnot be Aai and done Sth puii A 
LEIF again Ia - ina era is ap! wa pega if you exceed 6 cwt. per acre Scots. | and the nitrogenous manures; im a d field 
beeanse the soil sbounds weil inalt tine the Wheat erop | The greater the number of ents, there anion, |20 experiments each yem aocession without masa 
needs—the fling p vego and other matters of the the as Mini Ra r A perime A I ath a 
surface e i sed and renewed the decaying 
Le 
Hie 
th: an A see results. Let it be understood | after 10 su f Turnips, viih 
a at quantities oi cial manures are posed bers: 
Turni si fers to ceding crop of Clover. And if now | for application which has been well inated, Sar ium ‘nitrog enons mane et 
urnip: use vO gI te the mii “er in nie pre either on stubble or in we Ant we thie: Geld: rey was Tow Berit, 
> rair which thay eni nary f a should prefer i it to have been _dunged on oa stubble. ora We h 
may 
mentally, 1 in the -n rotation of— 
manure and the same rotation of crops again ee ae You would Hope’s ik was en “pennies 
_ ensue.” of an experiment paar perpegn Kea with equal | t rae out each cure: a2 
This is the theory by which exhaustion is made | money ea =e, him by Mr. Dall, North | of lime onl omit ie, in ity "root. Pop ma 
he explanation of crop sty tion. And it did receive | seg he grew a heavier crop than ith Peruvian | third was well a 
neon pla fr he Thi geet, is now for sale at 102. 10s. 
TO 
; ci 
Now tl I would not isi woth a 
_ » gentlemen, ould not pass this idly has been ed. 
eT aed re is aving oi Thi Sei ts on the spooni A 
edab erope in PN angel ses known as the Phos: pho-Peravia: an, and sold at sy soak aa 
Fi 
the consideration. And 
difficulty is mA nd opportunity ans conducting all these | t th paar varying differnt 
crop or a Barley crop, which | experiments, I should fancy companies or t ing ir agents, | wi iy ee kers grei pe manure in the " ] 
