GOAT REPELLENT & HERBAL PESTICIDE

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Title: GOAT REPELLENT & HERBAL PESTICIDE
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TRIALS TO DERIVE GOAT REPELLING SOLUTIONS
- l>r. SOHAM I'ANDYA

:

INTRODUCTION

According to veterinary
food poisoning in Goat
level

i <>

doctors

the

and

their

mini dial

cases

of

threshold

to tolerate toxins is about twelve time higher

than

any other grazing animals.

of ungotable plants one

From the chemistry,

plants

draw a conclusion that those

secondary metabolites

like

phenolic extractives,

glycosides,

which

alkaloides,

are

rich

can

in

resins,

rubber,

and

steroi des

saponins

are selectively left ungrazed by a goat.

Adhat toda

Some of these plants

(Adulasa) ,

Annona

squamosa

qi qantea

(Ruij

Datura

i ndi cum

(Kanher)

Ipomoha

g]abra

(Karanj),

and pert, 1 a

We,

of

these

stramoni urn

fi stulosa

(D

(Besh um) , |

assafogt i da ( Hing)

containing

responsible for repelling

goats

secondary

from

Pnnqami a

etc.

if the extracts

therefore,: hypothesized

plants

Calotropi s

(Si taphal)

mother

metabolities

plants

is

r

TRIALS TO DERIVE GOAT REPELLING SOLUTIONS
- Dr. SOHAM I’ANDYA

INTRODUCTION

the
minimal

food poi soninij in Goa t

cases

of

threshold

and

toxins is about twelve time higher

than

any other grazing ani/nal s.

of ungotable plants one

From the chemistry,

plants

conclusion that those

in

which

alkaloides

secondary metabolites

rubber
and

saponi

phenoli c

are selectively left ungrazed by a goat.

Some of

(Adulasa)

Annona

qi qant ea

(Rui

i pdi cum

(Kanher)

q ] flbra

We,
of

these

Calotropi s

(Si taphal)

squamosa
Datura

(l< ar an J )

Adhat

these plants

I pomopa fi stulosa

and Pffrila. assafogtida

containing
goat s

Ponqami a

(B e s 11 urn)
Hing)

therefore,! Hypothesized tha

plants

Ner i urn

(D'natural

stramoni urn

etc

i-f the extracts

secondary
mother

metabolities
plants

C2J

spreyed on any other edible plant,
them as

feeding material.

goat will -frown to

use

To validate this hypothesis

investigation was carried out

at

Dattapur.

campus,

CSV

an

I
The criteria behind deriving such

was

to

plant

extract

protect nursary plants maintained in the

-field

without

We

believed

erecting fencing during its juvanile stage.
that

than no other herbivour will

Fresh leaves

crushed

throughly to obtain a homogenous pastel

was squeezed to obtain a fresh juice.

boiled till

e paste

•

■

(200 gm paste

per

|

litre)

and

i

mixed

repel

The

with

(100 gm/lit.)

methanol

then

and

concentrated

Ipomoea f i stulosa and Poriqami a q1abra.

In addition to extract the latex of Calotropi s and
In

obtained from market.

(viz.

Neri urn

gum

resin

was

It was mixed with water

(5 gms.

in

case

of

Ferula,

to prepare a liquid for spray.

various niethuds

paste

The alcoholic extract was derived from two

plants only namely,

was collected.

from

Goats

For obtaining alcoholic extract the

-

20 ml)

the

the volume.* of water was reduced to half.

the seedlings.

an

ted and

Alternatively,

filtered liquid was used as a spray to

was

I

touch it

of these plants were coll

paste was mixed with water

to

respopse

pl ant

goats do not graze

i f

Fresh, boiled,

a

Extracts derived by

latex and solution of .

were sprayed

assafoetida)

on

the

nursery

pl.nits which .ire ri'iutinoly grazed by

(Babul) ,

Z i z i pus

Euphorbi a,

etc.

j u j uI >a

t nr a

and

fin ar i ns

like

fifty plants of one

About

(Tarota) ,

were

variety

The extract was used without

selected for each treatment.

diluting

goats

C■>ss i a

(Ber) ,

saplings

it with any other solvent.

The spraying was done

by a fine spraying pump routinely used in the

fields

and

gardens.

The

experimentation

extensive

showed that the goat repellent spray gave

go against this primary belief.

derived

from

leaves of

Spraying

the

field

results

which

in

o:

extracts,

selected ungotable plants.

materials and methods -far details)

did not

p-event

i
from grazing leaves of

(See

goats

i

gotable plants.

The

concentration

I
of the extract used for spraying was maximum. |

Application

I

of

latex

Neri urn on the foliar part

from Calotropi s &

not protect plants from goats.

i

|
Treated plants had smell

at

least for forty eight hours.

goats

(in group also)

did

I

of

respective

But it is

observed

do not hesitate in browzing

plants even immediately after spraying.

extract
that

treated

r /) j
the

I n all probability
p1 ant i s not determined
combined

effect of

by

only

of

smell.

It

appearance

and

smell

rejection

specific
could

be

(morphology

of

pl ant)

EFFECT OF URINE ON PALATIBILITY OF FOLIAGE

The urine of
di 1uted solution of
repel 1e nt

goat

has

strong

urine

can

be

a

the

In our

to protec t plants.

diluted urine as a r-epellant on
Mango,

Guava,

:

used

a

goat

used

50Z

as

wu

trials

like

plants

of

variety

The

odour.

Neem and many other avenue trees

(saplings).

The concentration can be optimized -for different
tree saplings by simple trials.

However

form is hazardous to saplings.
they become nongreen.

The

herbivore from the seedlings.

lasts

the

It burns

goat

ur.ne

pure

leaves

and

repel 1s

effect

The

ip

urine

spray

one

of

the

all

for couple of cays or more.

In mild doses urine can
source

of

macro

ar.d

work

I

as-

even

micronutrients.

Even

rich

a
there

is

I
possibility of urine supressing pests menance
of

cow

has

successfully

pesticidol

tried).

scientifically systamatic

properties
But

to

and

(The

urine

has

been

it

establish

study is required.

the

validity

7

Lb J

NATURAL ITERDAL PESTICIDES

:

Ipomoca f i st pl og.i

The extracts of

(Deshram)

Datura strnmoni liiii

have

(Dhatura)

Spraying of diluted extract

the

cotton

Gdssypium

(100 ml

herbaciuin)

and

!

I

properties.

pestioidaj

in 15 litre water)

on

reduced

the

markedly

I
occurence

of

I epi rlnp terms larvae,

hactares,

pests

common

like

white fly etc.

number

of

larvae came down

about 2 to 3 per plant.

comparable

In

to

any

from 25

of

extracts on

one

of

two

lie! ipovarpa
week.

The

to

30

per

plant

to

The reduction

in

the

count

is

other

synthetic

endosulphon or pyrethroid preparations.
natural

field

a

about 007. reduction in the count of

larvae was achieved within a period

larvae,

Hol i covarpa

friendly

files

pesticides

Thu

is

however

known.

,S 7-/oo
jO (

1 <

effect

"

like

of

not

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