उपवनविनोद (आचार्य शार्ङ्गधर - वृक्षायुर्वेद, भू-जल संधान एवं उद्यान-विज्ञान सटीक)

SCIENCE OF ARBORI-HORTICULTURE IN ANCIENT INDIA 77
powdered Āmalaka together with Katakaphala should be thrown into it ; and
this will make the foul water transparent, tasteful and fragrant, and in
addition will confer on it many other good qualities.
X. HERE BEGINS THE SECTION CALLED KUPARTHAM
BHUMIPARIKSHA—THE EXAMINATION OF THE
SOIL WHERE WELLS CAN BE DUG
94. The ascending veins of water issuing out of the nether regions
spread in all directions ; hence before digging a well a man should acquire
the knowledge of these veins inside the earth.
95. If there be Vetasa trees in a waterless region, 3 cubits to the west
of it, 6 cubits and 18 digits below the earth there will be found a vein of
water flowing to the west.
96. If a yellow frog and yellow soil be found 2 cubits and 6 digits
below the surface of the ground in the field, the bend of a river full of water
is sure to be found even beneath hard rock (there).
97. If there be anthills to the east of and near a Blackberry tree, water
is sure to be found 2 cubits and 6 digits beneath the surface of the ground
there.
98. If fishbones, stones having the colour of pigeons, or blue soils are to be
found 2 cubits and 6 digits beneath the surface of the ground somewhere,
there beneath these things water is sure to continue long.
99. To the south of a Nirguṇḍa tree grown on soil covered with
anthills, at a distance of 3 cubits, and 10 cubits and 3 digits beneath the
ground, tasteful and undriable water is sure to be present.
100. If 2 cubits and 12 digits beneath the ground Rohita fish, yellow
soil or thin sands and gravels are to be found successively, water beneath
these is sure to be there.
101. If an anthill be found in the east of a place where a Vadari tree
is, and if a white lizzard is there 2 cubits and 2 digits below the ground, then
water will certainly be found in the west (of that locality) 13½ cubits below
the surface.
102. One is sure to find water 14 cubits and 15 digits below
the ground in the west of a fruitful Vadari tree towards the west of which
if there are to be found signs of the existence of a cobra.
103. One is sure to find a vein of water moving to the west 14 cubits
and 15 digits below the ground where there one finds anthill beneath a
Kākodumbara tree.
104-105. One is sure to meet with water 6 cubits below the ground
in the west of a place where there the ground is a little yellowish and the
stone is of the colour of milk ; and also where 2 cubits and 6 digits below the