Albuquerque evening herald. [volume] (Albuquerque, New Mexico) 1911-1914, 1913-04-12

snb.irrigntlon may DC accomplish
cd IN two ways. either by the une of
deep burrows or by the use of Isle
made of cement or OF burnt clay.
The cement tile should be quite per
GUS aud the clay tile should be un-
glazed These thing should be placed
from nc ~ IS inches deep In tho
ground ana nom ~ 10 rs feet apart,
The Sizes OF tile vary from . 60 8
inches. the smaller being the more
common, One can see az once that
the expense OF putting In such q sya-
tenn viii be large and In order %
make u a paying Investment the
crops grown must be those which
viii yield returns large enough %
warrant the expenditure. Using 81
inch tie spaced rs feet apnrt costs
si25 per acre in thc sandy soils AT
SANFORD. Florida.
In using deep burrows the spacing
Is from four 10 six feet and the fur
rows are from 20 40 inches deep.
The water IS allowed 70 now slowly
through these burrows. allowing Il 20
percolate from the bottom OF the fur
row. a stream OF soc gallons pef
minute will supply from 20 10 30 FUR
rows with sufficient water and the
1 burrows may be 500 feet long. This
method Of irrigating IN best adapted
TO row crops and TO orchard irriga-
tlon. II Is the most economical meth
cd Of applying water although the
cost OF preparation may exceed that
required for flooding methods. Those
who are pumping water. however,
7 a.ta ls4Ns "A
methods Of applying water which
make for economy. The furrow sys-
tenn applies water 10 the soil below
the surface. thus reducing the LOSSES
by evaporation. II does NOT AFFECT
the mulch prepared previous to lrfi-
Cation. There IA much less chance Of
waterlogsing the soil and hence the
benefits aecrulng % the crop are
much Increased.
Before Investing any money ~
placing tiling for snb-irfi2atinn pur-
poses one should first investigate the
character ~ the soil and subsuil IN
order 20 determine the ntness ~ the
same for sub-irrigstion conditions,
The conditions which are favorable
and necessary for successful sub-irri-
gation by means OF tile are: soil
from two 10 1--WE feet deep underlaid
with AN ifnpersious sabsifata os eisf
or hardpan. The son should be- 81
a rather porous nature. Yet 81 SUM
Client density 10 hold the water This
purpose 81 the imnerVioua substrasn
il 20 reservoir the water which D.
applied through the tile system and
prevent ID from percnlating below the
root feeding srca ~ the crop u Il
Intended 90 irrigute q viii require
more water tho FIRST few irrigaiions
than for Subsequent ones In order a.
hll the soil just above the imperyiOns
strata. Even though the soil be- lieh'
the water viii sink az once % the sub
strata Of imperyious material and
then viii spread laterally. ~ there q
no substraia water applied by ul'
methods h lost 90 the greater part
~ me soil u sinks downward ~
the loose soils ANA WASTES into ths
subatrata, anording the crop lisli'
good.
There are several factors whici
are apt 20 cause failure; First, M
system has peen designed which 4
known 10 be- adapted To deep rootes
crops Rooilets VIII enter almost am
, opening that water can paas thfnnHl
ana as u IS necessary 90 place sub
irrigation tile from Is 40 rs inche
below the surface. there are very fct
crops but what VIII reurh tho iil'
atop az the openings and even hrenl
the tile. second. In porona sells Will