364 Report oF tHe HorricuLtTurAL DEPARTMENT OF THE 
(5) Lime.—Each tree loses on an average in the products re- 
moved 0.34 pound of lime, of which 65 per ct. is in the leaves, 2.6 
per ct. in the fruit pulp, 24.3 per ct. in the new wood, 7 per Ct. 
in the fruit stems and 1.1 per ct. in the fruit stones. 
(6) Magnesia.—The total amount of magnesia removed per 
tree is 0.11 pound, 65.5 per ct. of which is in the leaves, 12 per 
ct. in the fruit pulp, 11.8 per ct. in the new wood, 6.5 per ct. in 
the fruit stems and 4.2 per ct. in the fruit stones. 
(7) Relative proportions of constituents.—-On the basis of the 
amounts of plant-food constituents given in Table IV, we have 
the following approximate relative proportions of the different 
constituents, taking one pound of nitrogen as a basis for com- 
parison: | 
Pouncs 
END ELOS EM =. bp. h-5 5 RS aca PNET a 9 UR ena ge eT +s See 
Phosphoric acid ..... “gaa Golds, eke Ree teers oat 4. Eytan Weber ae 0.3 
EAS is ek Sono aaa cwirwleateeag stmt, wives Bip GCSEs aceae Tet oc ae a : fhe: 
TING es. as. wap ie Swath me » EERE as Ae + aces tae 1.4 
‘Masnesiag S00. (6095s. te ot ea ee ee aoe 
(8) Amounts of different constituents used by one plum tree.— 
On the basis of the data embodied in Table IV, each plum tree 
uses on an average the following approximate amounts of plani- 
food constituents during one growing season: 
Pounds 
DIILTO COI Ss. Biri etsy sue’ die siege Ee ena Lage + eiaeee 0.25 
PHOSPNOPIG TACIEL 5,85 snecc ha Sie x < b Siace ake mee en ae a 0.07 
POLS) shot. a sate eds be + ontas, Oop beech bceehe one eee nee 0.31 
DEAT Yc Wek Ysa aces nan Mee ae, Mirra rails ET en 0.34 — 
MAOIST a iio: gis we»: wgid og Baca Reais vig es Me areata ak nn 0.2 
QUINCE TREE. 
Only one quince tree was used in our work, a Champion, 11 
years old. The tabulated results of our work are given in 
Table V. | 
TABLE V.—PLANT Foop UsED IN ONE SEASON BY QUINCE TREE. 








WEIGHT. 
VARIETY. Part. Weight. ue Nitro. E bod 38 Potash -Tanie uae, 
"| gen. | po.) | (K20).| (CaO). | Arse 
(P205). (MgO) 
Lbs. Lbs. Lbs. Lbs. Lbs. Lbs. Lbs. 
Champion....|Fruit.......... 77.00 63.41} 0.092 0.042} 0.185} 0:014) 0.025 
Leaves so bost 9.66 5.23] 0.085 0.017} 0.041} 0.192) 0.046 
New wood..... 2.69 1.39] 0.013 0.005) 0.011) 0.067} 0.008 

Total weight... 89.35) - 70.03} 0.190 0.064) 0.237 0.273] 0.079 


