AGR203

The quality of sunlight
affects

The premitive tillage tools
were made of the following:
Bones, Stones, Metals and
Wood with the exeption of

during germination the
cotyledons are carried
above ground level due to
elongation of the region just
below the cotyledons such
kind of germination is
referred to as

Grading and terracingare
done on a

occurs when rainfall
intensity exceeds the
infiltration capacity of the
soil

Is the process of
neutralizing acidic soil.

the process of neutralizing
acidic soil is referred to as

is refers to the spraying of
the leaves of growing plants
with suitable fertilizer
solutions

Among these: Disc, Chsel,
Rotary hoe and Subsoiler
one is not primary tillage
equipment

All these can be
incorporated into the soil
Through Tillage: Rocks,
Organic matter, Humus and
Weeds with the exception
of

Sometimes sowing is done
by scattering the seeds at
random on the field or plot.
This method of sowing is
referred to as

What is the effect of high
wind velocity on crops

oxidation after tillage
facilitates
__Of nutrients

Is refers to the spraying of
the leaves of growing plants
with suitable fertilizer
solutions

tractors are most suitable
for small operations

Does not cause disease in
plants

occurs when rainfall
intensity exceeds the
infiltration capacity of the
soil

18. Photo period refers to

Can be a method of pest
control

the amount of irrigation
water required to bring the
soil moisture level in the
effective root zone to field
capacity is called

seeds of many plants
require moist chilling
conditions for a period of
time to render them
capable of germination.
This process is called

22. Is not a micro nutrient

23. Is refer to Precipitation.

when the seeds are
germinated at temperatures
slightly above freezing
before they are sown. This
process is called

Lossens the soil and result
in a seed bed suitable fof
germination

All
Benefits from improved soil
earation

The quality of sunlight
affects

Is the equipment use to
measure relative humidity.

is refer to fertilizer which
supply two or three of the
major plant nutrient
elements e.g. nitrogen,
phosphorus, and
potassium

the quantity of water,
regardless of its source,
required by a crop in a
given period for its normal
growth and development
under field conditions at a
specific place is referred to
as

One of this is not a tillage
practice

When a living seed fails to
germinate even when
provided with the normal
conditions necessary for
germination, such a seed is
said to be

What is the effect of high
wind velocity on crops

all these elements are
major plant nutrient: Fe, N,
P and K with the exception
of one

In this method the irrigation
water is applied to the crop
above the ground surface in
the form of spray

An oxidised nutrient
becomes

37. _Is not a tillage practice

is used for making plates in
tractor batteries

Grading and terracing are
done on

40. Can cause Erosion

tractors can be referred to
as general purpose
machines

An acidic soil contains a
high

Only
Elements have been found
to be essentials for all
plants and four others have
been found essentials for
some plant.

irrigation method, where
water is applied directly to
the soil surface from a
channel located at the
upper reach of the field is
known as

The crawler tractor is used
for
operations

Stunted growth,Leaves turn
dark bluish green, purpling
and browning from tip
backward,Plants slow to
ripen, remaining green all
these are deficiency
symptoms of

the most common tillage
implement among small
scale farmers is

Is the equipments use to
measure temperature.

is the method the irrigation
where by water is applied to
the crop above the ground
surface in the form of spray.

is refers to the number of
days between any two
subsequent irrigation during
periods without rainfall