Talks on Manures Part 37

FM Farm-yard Manure.

ABT Ashes (burnt-soil and turf).

SiS Silicate of Soda.

SPh Superphosphate.

SMg Sulphate of Magnesia.

SP Sulphate of Pota.s.s.

SS Sulphate of Soda.

NS Nitrate of Soda.

RC Rape-Cake.

A-S Ammonia-salts.

-------+-----+-----+----+----+----+----+----+----+-----+---- Plots FM ABT SiS SPh SMg SP SS NS RC A-S -------+-----+-----+----+----+----+----+----+----+-----+---- Tons. lbs. lbs. lbs. lbs. lbs. lbs. lbs. lbs. lbs.

1 O. .. .. -- unmanured continuously-- ..

2 O. .. .. .. 350 .. .. .. .. .. ..

3 O. .. .. .. .. 100 200 100 .. .. ..

4 O. .. .. .. 350 100 200 100 .. .. ..

1 A. .. .. .. .. .. .. .. .. .. 200 2 A. .. .. .. 350 .. .. .. .. .. 200 3 A. .. .. .. .. 100 200 100 .. .. 200 4 A. .. .. .. 350 100 200 100 .. .. 200 {1 AA. .. .. .. .. .. .. .. 275 .. ..

{2 AA. .. .. .. 350 .. .. .. 275 .. ..

{3 AA. .. .. .. .. 100 200 100 275 .. ..

{4 AA. .. .. .. 350 100 200 100 275 .. ..

{1 AAS. .. .. 400 .. .. .. .. 275 .. ..

{2 AAS. .. .. 400 350 .. .. .. 275 .. ..

{3 AAS. .. .. 400 .. 100 200 100 275 .. ..

{4 AAS. .. .. 400 350 100 200 100 275 .. ..

1 C. .. .. .. .. .. .. .. .. 1000 ..

2 C. .. .. .. 350 .. .. .. .. 1000 ..

3 C. .. .. .. .. 100 200 100 .. 1000 ..

4 C. .. .. .. 350 100 200 100 .. 1000 ..

1 N. .. .. .. .. .. .. .. 275 .. ..

2 N. .. .. .. .. .. .. .. 275 .. ..

M. .. .. .. 350 100 .. 100 .. .. ..

5 O. .. .. .. 350 .. 200 .. .. .. ..

5 A. .. .. .. .. .. .. .. .. .. ..

6{1 .. .. -- unmanured continuously-- ..

{2* .. <..> .. .. .. .. .. .. .. ..

7 14 .. .. .. .. .. .. .. .. ..

* 6.2: No amount given for ashes

Experiments on the Growth of Barley, Year After Year, on the Same Land, Without Manure, and With Different Descriptions of Manure, Hoos Field, Rothamsted, England.

Table II.--Dressed Corn Per Acre--bushels.

[N.B. The double vertical lines ? show that there was a change in the description, or quant.i.ty, of Manure, at the period indicated, for particulars of which see _Table I._, and foot-notes thereto, p. 231.]

--------------------------------------------------------------------- Harvests ------+------+----+----+----+----+----+----+----+----+----+----+----+ Plots 1852 1853 1854 1855 1856 1857 1858 1859 1860 1861 1862 1863 ------+------+----+----+----+----+----+----+----+----+----+----+----+ bu. bu. bu. bu. bu. bu. bu. bu. bu. bu. bu. bu. 1 O. 27 25 35 31 13? 26? 21? 13 13 16 16 22? 2 O. 28? 33 40? 36 17 33 28 19? 15 25 21? 32? 3 O. 26? 27? 36 34 16? 32 ? 24 15? 15 18? 19 27? 4 O. 32 35? 42 37? 19 39? 30? 19 18 29? 25? 33 ------+------+----+----+----+----+----+----+----+----+----+----+----+ Means 28 30? 38 34 17 32 26 17 15? 22? 20 28? ------+------+----+----+----+----+----+----+----+----+----+----+----+ 1 A. 36? 38? 47 44 25 38? 31 15? 26? 30 31? 42? 2 A. 38? 40? 60 47 29? 56 51? 34 43? 55 48? 61? 3 A. 36 36 50 44 28? 42?? 34 16? 28 32 35 48? 4 A. 40 38 60? 48? 31 57?? 51 34? 43 54? 47? 55? ------+------+----+----+----+----+----+----+----+----+----+----+----+ Means 38? 38? 54 46 28 48 42? 25? 35? 43 40 52? ------+------+----+----+----+----+----+----+----+----+----+----+----+ 1 AA. 44 40 56? 48 36 49? 39? 21 25? 35 31 49 2 AA. 43 42 63 50? 31 66? 56 35? 43 55 51 60 3 AA. 41 41 51 47 25? 49?? 40? 20? 30 36? 36 54 4 AA. 45? 44 62 49? 37? 64?? 56 35 46 55? 48 59 ------+------+----+----+----+----+----+----+----+----+----+----+----+ Means 43 42? 58 48? 32? 57 48? 28? 36? 45? 41? 55 ------+------+----+----+----+----+----+----+----+----+----+----+----+ 1 AAS. 2 AAS. 3 AAS. 4 AAS. ------+------+----+----+----+----+----+----+----+----+----+----+----+ Means ------+------+----+----+----+----+----+----+----+----+----+----+----+ 1 C. 39? 39? 60 48 36 64?? 53 38 31 56 41 51? 2 C. 36 36? 60? 53 37? 62? 57? 41 36 56? 45 55 3 C. 33 35 56 48? 32? 60? 52 34? 35 51? 36 53? 4 C. 38 40? 60 51 35? 62? 57? 35 40 53? 45 54 ------+------+----+----+----+----+----+----+----+----+----+----+----+ Means 36 37? 59 50? 35 62 55 37 36? 54 41? 53? ------+------+----+----+----+----+----+----+----+----+----+----+----+ 1 N. }(25?){? 34? 49? 50 28 47? 37 24? 27? 38 35 51 2 N. } {? 37? 53 49? 42 58 ? 43? 26 29 41? 38? 53? M. ? 32? 18 24 25?? 19 10? 27? 23? 28? 5 O. (36)? 27 30 32? 19? 31? 25?? 16 10? 28? 17? 29 5 A. 36 40? 51? 47? 33? 54? 48?? 33? 39 49? 46? 51 6{1 29 26 35? 37 15? 34? 26 17? 12 16? 18 27 {2 25? 27? 33 36 15? 31? 25 14 12? 17? 19 28? 7 33 36? 56? 50? 32? 51 55 40 41? 54? 49 59 ------+------+----+----+----+----+----+----+----+----+----+----+----+

1st ten: First ten Years, 1852-'61.

2nd ten: Second ten Years, 1862-'71.

Total Period: Total Period 20 Years, 1852-'71.

----------------------------------------++--------------------++------- Harvests Average Annual. +----+----+----+----+----+----+----+----++-------+----+-------++------- 1st 2nd Total 1864 1865 1866 1867 1868 1869 1870 1871 ten ten Period Plots +----+----+----+----+----+----+----+----++-------+----+-------++------- bu. bu. bu. bu. bu. bu. bu. bu. bush. bu. bushels 24 18 15? 17? 15? 15? 13 16 22? 17 20 1 O.

30 22 22? 24? 18 18 18 23? 27? 23 25 2 O.

26? 22 19? 17 14 18 16 19? 24 20? 22? 3 O.

33 24? 24 20? 17? 22 18 25 30 24? 27 4 O.

+----+----+----+----+----+----+----+----++-------+----+-------++------- 28? 21 20? 19? 16 18? 16 21? 26? 21 23? Means +----+----+----+----+----+----+----+----++-------+----+-------++------- 38? 29? 27? 30? 20? 27? 27 36? 33? 31 32 1 A.

58 48? 50 44 37? 48 41 45? 45? 48? 47 2 A.

43? 33 27 33 25 34 30? 38? 35 35 35 3 A.

55? 46 47 43? 34? 49 38 46 46? 46? 46 4 A.

+----+----+----+----+----+----+----+----++-------+----+-------++------- 49? 39 38? 37? 29? 39? 34 41 40? 40 40 Means +----+----+----+----+----+----+----+----++-------+----+-------++------- 41 33 29? 29? 27 32? 29 39? 39 34 37 1 AA.

56? 47 50? 44? 44 48 46 46 48? 49? 49 2 AA.

44? 34? 29 32?? 27 33? 32? 36? 38? 36? 37? 3 AA.

56? 48? 50? 45 ? 45? 49? 44 46 49? 49 49 4 AA.

+----+----+----+----+----+----+----+----++-------+----+-------++------- 49? 41? 40? 38 36 41 38? 42 44 42? 43? Means +----+----+----+----+----+----+----+----++-------+----+-------++------- ? 44? 34? 37? 32? 29? 34 35 48? {37 36? 37 } 1 AAS.

? 54? 47 51? 44 ? 44? 49? 44 49 [1]{49 47 48}[1] 2 AAS.

? 50 41 41? 39? 36? 40 42 48? {43? 42 42?} 3 AAS.

? 59? 50 50 45? 46? 51 47 48? {51? 48? 50 } 4 AAS.

+----+----+----+----+----+----+----+----++-------+----+-------++------- 52 43? 45? 40 39? 44 42 48 45 43 44 Means +----+----+----+----+----+----+----+----++-------+----+-------++------- 48? 45 45? 38? 37 42 41 44 47 43? 45 1 C.

51 46? 47 45 35 48 41 41 47 45 46 2 C.

49? 48 43? 38? 35? 43? 38 45? 44 43 43? 3 C.

53 48? 48? 42? 36 52? 43 47 47? 47 47? 4 C.

+----+----+----+----+----+----+----+----++-------+----+-------++------- 50 47 46 41? 35? 46? 41 44? 46 45 45 Means +----+----+----+----+----+----+----+----++-------+----+-------++------- 40 37 34? 33 25 35 34 43? [2]{37? 37? 37?}[2] 1 N.

46 39? 41 36? 25? 38? 40 45? {42? 40 41?} 2 N.

25? 19 19 20 14 16? 16? 22? [3](22? 20? 21)[3] M.

26 23 22 19 15 23? 14 20 [4](24? 21? 22)[4] 5 O.

50 48 43? 34? 36? 49? 41 44 43? 44 44? 5 A.

25? 21 16? 16? 15 14? 15 18 25 18? 22 [1]}6 25? 19 17 19 15? 15? 15? 24 23? 20 21? [2]} 62 52 53? 45? 43? 46? 47 54 45 51 48 7 +----+----+----+----+----+----+----+----++-------+----+-------++-------

[Note 1: Averages of 4 years, 4 years, and 8 years.]

[Note 2: Averages of 9 years, (1853-'61), last 10 years, and total 19 years.]

[Note 3: Averages of 7 years (1855-'61), last 10 years, and total 17 years.]

[Note 4: Averages of 9 years (1853-'61), last 10 years, and total 19 years.]

Experiments on the Growth of Barley, Year After Year, on the Same Land, Without Manure, and With Different Descriptions of Manure, Hoos Field, Rothamsted, England.

Table III.--Weight per Bushel of Dressed Corn--lbs.

[N.B. The double vertical lines show that there was a change in the description, or quant.i.ty, of Manure, at the period indicated, for particulars of which see _Table I._, and foot-notes thereto, p. 231.]

----------------------------------------------------------------------- Harvests ------+--------+----+----+----+----+-----+----+----+----+----+----+---- Plots 1852 1853 1854 1855 1856 1857 1858 1859 1860 1861 1862 1863 ------+--------+----+----+----+----+-----+----+----+----+----+----+---- lbs. lbs. lbs. lbs. lbs. lbs. lbs. lbs. lbs. lbs. lbs. lbs.

1 O. 52.1 51.4 53.6 52.4 49.1 52.0 53.0 49.0 50.8 52.3 50.3 53.6 2 O. 52.6 52.6 54.0 52.5 46.5 52.8 54.0 52.0 50.5 53.8 52.0 54.2 3 O. 52.5 51.9 53.6 52.9 48.5 52.5 ?53.5 49.5 50.3 52.8 51.8 54.5 4 O. 51.5 52.1 54.0 53.1 47.0 53.7 ?54.0 52.5 51.3 54.0 52.0 54.8 ------+--------+----+----+----+----+-----+----+----+----+----+----+---- Means 52.2 52.0 53.8 52.7 47.8 52.8 53.6 50.8 50.7 53.1 51.5 54.3 ------+--------+----+----+----+----+-----+----+----+----+----+----+---- 1 A. 50.7 52.4 53.6 51.8 48.5 51.9 53.0 47.5 50.8 51.5 49.4 53.6 2 A. 50.5 52.5 54.3 51.3 46.3 54.3 53.8 51.0 51.0 53.5 53.5 55.3 3 A. 50.9 52.6 54.0 52.2 49.1 52.1 ?54.0 47.5 50.8 51.5 50.5 54.3 4 A. 51.4 53.1 54.3 52.0 46.4 54.8 ?54.0 51.0 51.1 54.0 54.0 56.5 ------+--------+----+----+----+----+-----+----+----+----+----+----+---- Means 50.9 52.7 54.1 51.8 47.6 53.3 53.7 49.3 50.9 52.6 51.9 54.9 ------+--------+----+----+----+----+-----+----+----+----+----+----+---- 1 AA. 49.1 51.3 52.8 50.6 48.3 52.0 ?53.5 47.5 50.7 51.8 50.0 53.9 2 AA. 49.5 51.7 52.4 50.1 46.1 53.5 ?53.3 50.7 51.3 53.5 54.4 55.7 3 AA. 50.6 51.3 53.1 50.2 47.3 52.1? 53.9 47.5 50.4 51.5 51.5 54.5 4 AA. 50.6 51.4 52.1 48.9 45.4 53.9? 53.5 50.5 51.0 53.5 54.0 56.4 ------+--------+----+----+----+----+-----+----+----+----+----+----+---- Means 50.0 51.4 52.6 50.0 46.8 52.9 53.6 49.1 50.9 52.6 52.5 55.1 ------+--------+----+----+----+----+-----+----+----+----+----+----+---- 1 AAS. 2 AAS. 3 AAS. 4 AAS. ------+--------+----+----+----+----+-----+----+----+----+----+----+---- Means ------+--------+----+----+----+----+-----+----+----+----+----+----+---- 1 C. 51.7 51.3 52.9 50.5 46.1 53.2 ?53.5 52.0 52.0 54.0 54.5 56.3 2 C. 51.8 51.6 52.8 50.0 47.3 53.8 ?52.8 51.5 51.5 54.1 55.3 56.4 3 C. 51.3 51.5 52.6 50.6 46.6 54.1? 53.5 51.7 51.8 53.5 53.5 56.8 4 C. 51.4 50.4 52.8 49.5 46.3 54.1? 53.1 51.0 51.1 54.3 54.0 56.7 ------+--------+----+----+----+----+-----+----+----+----+----+----+---- Means 51.6 51.2 52.8 50.2 46.6 53.8 53.2 51.6 51.6 54.0 54.3 56.6 ------+--------+----+----+----+----+-----+----+----+----+----+----+---- 1 N. }{51.7}{?51.3 53.3 52.0 50.0 52.9 53.5 48.0 51.0 52.0 51.5 53.4 2 N. } {?49.7 53.1 50.1 48.4 53.0 ?54.0 48.5 51.1 51.8 51.3 53.9 M. ?52.6 49.3 52.6 ?53.6 49.5 51.0 53.8 52.8 53.8 5 O. (51.0) ?51.8 53.1 52.6 47.5 53.4 ?54.0 51.0 51.0 53.3 51.5 54.1 5 A. 51.0 52.3 53.8 51.5 46.6 54.5 ?54.0 51.0 51.2 53.0 52.0 55.6 6{1 52.0 50.3 52.8 52.5 50.0 52.3 53.1 48.5 51.3 52.0 51.8 54.0 {2 53.0 50.9 53.6 52.6 50.0 52.3 53.1 47.5 51.0 52.0 52.0 54.1 7 52.8 51.6 53.9 52.9 47.1 54.2 54.5 52.5 52.1 54.8 54.8 57.2 ------+--------+----+----+----+----+-----+----+----+----+----+----+----

1st ten: First ten Years, 1852-'61.