BULLETIN OF THE BUSSEY INSTITUTION. 283 
Third Set of Jars: — Loam from Bussey Plain-field. Crops harvested Feb. 16, 1878. 
No. of Weighed Grew to | Had 
the Contents of the Jars. in height in | .- _e 
Jar. grammes. inches. babes 
Li 560 grms. Calcined Loam, 760 grms. Berks. 
Sand, and 25 grms. Loam from the Plain- f al 
MMe a es 0.390 1 Sey 0 
° 9 
ai, 560 grms. Calcined Loam, 760 grms. Berks. 64 
Sand, and 50 grms. Loam from Plain-field . 0.445 8 } 0 
83 
es 560 grms. Calcined Loam, 760 grms. Berks. 6 
Sand, and 100 gris. Loain from Plain-field 0.710 J 11 5 
(i132 
IV. 500 grms. Calcined Loam, 680 grms. Berks. al 10, and 
Sand, and 150 grms. Loam from Plain-field 1.550 123 pain a 
{ 155 f flowers. 
Ve 500 grms. Calcined Loam, 680 grms. Berks. { 12 7. and 
Sand, and 200 grins. Loam from Plain-field 1.750 13 ess 
\ 15 flowers. 
+ 
Fourth Set of Jars: — Spent Loam from the Bean-plot. Crops harvested Feb. 16, 1878. 
No. of Weighed Grew to Haa 
the Contents of the Jars. in height in Santis 
Jar. grammes. inches. é oh 
I. 560 grms. Calcined Loam, 760 grms. Berks. { 6 ) 
Sand, and 25 grms. of the Bean-plot Loam. 0.310 1 if 13 
73 
Lh. 560 grms. Calcined Loam, 760 grms. Berks. 6} 
Sand, and 50 grms. of the Bean-plot Loam 0.450 8 f 0 
93 
Ii. 500* erms. Calcined Loam, 680* grms. Berks. i 9 ) 1, and 
Sand, and 100 grms. of the Bean-plot Loam 1.140 | some 
\ 12 flowers. 
iV. 500 grms. Calcined Loam, 680 grms. Berks. 8 ) 15.and 
Sand, and 150 grms. of the Bean-plot Loam 1.150 10 f darda 
r . 4 113 flowers. 
Wis 509 grms. Calcined Loam, 680 grms. Berks. t) 
Sand, and 200 grms. of the Bean-plot Loam 1.475 13 f 7 
13 
* The numbers (500 and 680 grms.) are correct for this special instance. They were 
chosen in this case because of the lack of a jar large enough to hold the usual mixture. 
It will be seen at a glance that the figures representing the crops 
obtained are not perfectly regular and consecutive. There are 
many small irregularities to be noticed in all parts of the tables. 
But it is nevertheless true, that there can be no question as to the 
general result. Noteworthy crops of buckwheat were grown 
namely upon calcined loam to which no fertilizers were applied, 
and which received no nitrogenous food excepting that contained 
in the small proportion of ordinary loam which was added. More- 
over better crops were obtained in general in proportion as the 
amount of ordinary loam employed was larger. These facts were 
