16 
Table IV. — Analyses of guanos, with their approximate values — Continued. 
Lab- 
ora- 
tory 
No. 
Name or location of 
cave. 
Description. 
Total 
nitro- 
gen 
(N). 
Nitro- 
gen as 
am- 
monia. 
Nitro- 
gen as 
ni- 
trate. 
Total 
phos- 
phoric 
acid. 
(P 2 05). 
Water- 
solu- 
ble 
phos- 
phoric 
acid. 
Ci- 
trate- 
solu- 
ble 
phos- 
phoric 
acid. 
Ap- 
prox- 
imate 
value 
per 
dry 
ton. 
9(52 
"La Gonzalez," Barrio 
Hato Viejo Poniente, 
Ciales: 
Surface to 18 in 
Surface to 2 ft 
Surface to 6 in 
.....do 
Surface to 1 ft 
do 
Surface to 3 in 
do 
do. 
P.ct. 
0.12 
.25 
.37 
.87 
2.35 
3.65 
2.21 
2.37 
3.26 
2.01 
.07 
.20 
.14 
.31 
.17 
12.03 
3.09 
.63 
.20 
.27 
9.44 
.78 
.58 
.48 
.53 
.24 
.34 
.29 
.62 
.31 
.42 
.40 
.40 
.48 
P.ct. 
P.ct. 
P.ct. 
2.45 
6.61 
5.72 
13.31 
11.99 
9.59 
6.28 
5.28 
8.78 
7.99 
.82 
10.02 
25.81 
26.43 
2.28 
7.82 
26.69 
7.33 
30.44 
28.44 
10.22 
12.37 
.99 
14.79 
Trace 
10.20 
32.61 
33.96 
2.84 
2.77 
1.19 
1.21 
Trace 
Trace 
P.ct. 
P.ct. 
0.03 
3.90 
2.20 
9.85 
4.62 
3.60 
3.95 
1.85 
4.04 
5.44 
.49 
2.15 
2.76 
2.79 
1.42 
7.22 
21.84 
1.86 
3.82 
3.52 
7.43 
10.28 
.67 
10.68 
SO. 27 
963 
4.40 
9G4 
"Clara," Barrio Sumi- 
dero, Aguas Buenas: 
Northwest section . 
Southeast section . . 
"Oscura," Barrio Su- 
midero, Aguas Bue- 
nas: 
Section C 
2.94 
965 
4.14 
966 
0.05 
.05 
.04 
.03 
.05 
.05 
0.14 
.03 
.08 
.02 
.12 
.21 
5.32 
967 
968 
Section B 
SalalV 
7.49 
6.52 
969 
970 
Sala Grande 
El Alto 
4.37 
5.97 
971 
972 
"Del Rio," Barrio Su- 
midero, Aguas Bue- 
nas: 
Chamber beyond 
"Charco Hondo." 
Do 
Surface to 1 ft 
1ft. to 18 in 
5.35 
.73 
973 
"Biafara No. I," Bar- 
rio Mirarlores, Are- 
cibo. 
Do 
Surface to 4 ft 
4 to 10 ft 
2.55 
974 
3.04 
975 
Do 
Mixture from pile at 
dwelling house. 
Surface to 1 f t 
Surface to 3 ft 
3 to 9 ft 
1.68 
976 
" Biafara No. II, " Bar- 
rio Mirarlores, Are- 
cibo. 
"Bernardo Mendez," 
Barrio B a y a n e y 
(Barroacal o Ange- 
les), Hatillo: 
Section A 
1.76 
977 
2.15 
.78 
2.20 
1.39 
35.64 
978 
Do 
33. 58 
979 
"Vilella," Barrio Ye- 
guadilla, Hatillo: 
Section A 
Surface to 6 in 
6 in. to 4i ft 
3.12 
980 
Do 
1.92 
981 
Section B 
6 in. to 1 ft 
1.39 
982 
983 
" Olio Oscuro, " Barrio 
Santiago, Camuy: 
Sections A and C . . 
Surface to 1ft 
.06 
.40 
14.19 
11.84 
984 
Do 
18 in. to 5 it 
1.83 
985 
1 to 3 ft 
5.55 
999 
"Juan E ncarnacion 
Cortes," Barrio Cor- 
rales, Aguadilla. 
Property of Ludovino 
Suarez, Barrio Are- 
nales, Aguadilla. 
"California," Barrio 
Centro, Moca. 
Do 
Surface to 3 ft 
Surface to 4 ft 
Surface to 3 ft 
Surface to 2 ft 
Surface to 3 ft 
2 ft. to 3 ft 
1.06 
1000 
1.59 
9.21 
4.48 
1.47 
1.69 
2.07 
1001 
9.89 
1002 
5.07 
1003 
Nos. I, II, and III, 
property of Mercedes 
Reinan, Barrio Cor- 
rales, Aguadilla. 
"Honda," Barrio Cai- 
mital Bajo, Agua- 
dilla. 
Do. . 
2.71 
1004 
2.31 
1005 
.84 
1006 
Property of Antonio 
Herrera, Barrio Cai- 
mital Bajo, Agua- 
dilla: 
No. 1 
Surface to 1 ft 
do 
do 
Trace 
.80 
1007 
No. 6 
Property of Pablo Gon- 
zales, Barrio Cama- 
seyes, Aguadilla. 
.80 
1008 
.96 
