AGR203

A tractor that has a track
running the full length on
both sides is

Good soil aeration
facilitates

the process of neutralizing
acidic soil is referred to as

is the effect of low
temperature on crops.

Calcium carbonate is used
to neutralize

Continuous use of
ammoniacal or ammoniumforming fertilizers on acidic
soil should be avoided as it
tend to make the soil

One of this is not a tillage
practice

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

Good soil aeration
facilitates

One of this is not a tillage
practice

the practice of cultivating
and planting on strips of
land that are of the same
elevation is called

oxidation after tillage
facilitates
__Of nutrients

the practice where crop
production is carried out
with as little tillage or soil
disturbance as possible is
known as

does not allow easy
percolation of water and
encourages surface run

Does not cause disease in
plants

All cultivated plants were
domesticated from their

The flowers of leguminous
field crops are

this refers to the application
of fertilizers into the soil
close to the seed or plant
and is employed when
relatively small quantities of
fertilizers are to be applied

19. Is not a macro nutrient

Can be a method of pest
control

An alkaline soil contains a
high

All
Benefits from improved soil
earation

the most ancient and most
universal forms of tillage is

the most common form of
soil collection tillage in
tropical Africa is called

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

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

Is the total amount of water
applied through irrigation

28. Is not a micro nutrient

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

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

which of the following soil
type does not allow easy
percolation of water and
encourages surface run

is generally defined as the
artificial application of water
to the soil for the purpose of
supplying the moisture
essential for plant growth

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

tractors are most suitable
for small operations

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

Good soil aeration
facilitates

Does not cause disease in
plants

A tractor that has a track
running the full length on
both sides is

is commonly practiced with
respect to crops that are
planted in rows. It involves
tilling the areas between
the crop rows

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

when the cotyledons
remain at the level where
the seed was planted and
are not carried above
ground. Such seedlings
exhibit

The quality of sunlight
affects

A good seed bed should
have

What is the effect of low
temperature on crops

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

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

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

Grading and terracingare
done on a

49. Tillage facilitated all exept

cereal crops such as maize,
sorghum and millet are
planted with a definite inter
and intra row spacing to
achieve a precise plant
density. This method is
called