वृक्षायुर्वेद (सुरपाल - प्राचीन भारतीय पादप-विज्ञान, कृषि एवं वृक्ष-चिकित्सा सटीक)

those are indications that on penetrating further through
the layers the rock beneath will contain abundant water.
304. If close to the east of a jambu tree there is an ant
hill, then to the southern side of the tree there is plenty
of water at the depth of two man-heights.
305. At that spot after digging the depth equivalent to
half a man-height if there are indications of a fish (?),
the rock is of the color of a pigeon, and the soil is blue,
there is ample water lasting for a long period.
306. In a land where a nirgundi tree is surrounded by
ant hills, at a distance of three hands to the south a
current of continuous sweet water will be seen at the
depth of two and quarter man-height.
307. There, after digging the depth of half the man-
height a rohita fish (?) is seen. Soil of a tawny color,
thereafter whitish, and granules and sand appear in that
order and then there is water.
308. If to the east of badari tree there is an ant hill, then
the existence of water should be advised at the depth of
three man-heights to the west. After digging half a man-
height a white shrew is seen.
309. If the tree of badari has by its side a palasa tree then
to its west, water is found at the depth of three and a
quarter man-height and after digging a distance of one
man-height an earthworm is seen.
310. Where there is an ant hill in the vicinity of kastha
and udumbara trees water current flows to the western
direction at the depth of three and a quarter man-height.
311. There the soil is whitish yellow, rocks are milk
white and after digging half the man-height a mouse
white like lotus is seen.
312. If an ant hill is sighted to the south in the vicinity
of bibhitaka tree then to the east thereof water current
flows at one and a half man-height.
313. And if the ant hill is to its west at a distance of one
hand, water current flows at the depth of four and a
half man-height.
314. After digging there at the depth of a man-height a
whitish scorpion may be seen and then a rock of saffron
color. On the western direction, however, the water
current will vanish at the end of two years.
315. If to the northeast direction of a kovidara tree there
is an ant hill along with kusa and asita then between the
two trees there is a small, steady flow of water at five
and a half man-height depth.
316. If a snake of pink color resembling the
interior of a lotus on digging one man-height is seen,
red soil and rocks of ruby color are said to be the
indications.
317. If a frog is sighted amidst several trees then below
it at the depth of four and half man-height at the distance
of one hand there will be water.
318. A land which is full of munj grass or of kasa and
kusa grass and where the soil is grainy and of a bluish
color, there the water is in ample quantity and of sweet
taste. Also if the soil is black or red, water is sweet and
abundant.
319. A reddish grainy soil makes the water astringent
in taste, the land of tawny color makes it caustic, the
whitish land is stated to make the water saltish while
the blue land makes it sweet.
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