AGR203

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

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

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

is the effect of low
temperature on crops.

Can be a method of pest
control

The quality of sunlight
affects

7. Is not a macro nutrient

8. Photo period is refers to

tractors can be referred to
as general purpose
machines

the practice of growing and
Ploughing in green crops to
increase the organic matter
content of the soil is
referred to as

What is the effect of high
wind velocity on crops

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

oxidation after tillage
facilitates
__Of nutrients

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

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

Is the procedure used for
removing excess emerged
seedlings.

17. Cause litle injury to the corn

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

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

Does not cause disease in
plants

Is the total amount of water
applied through irrigation

China is one of the riches
centre of

All
Benefits from improved soil
earation

In order to prevent the
breakdown of soil
aggregates due to raindrop
impact, their aggregate
stability must be improved
by

25. Is refer to Precipitation.

What is the effect of low
temperature on crops

Seeds that are to be stored
are commonly protected
from diseases and pest by
treating them with
appropriate pesticides. This
procedure is referred to as

the most ancient and most
universal forms of tillage is

does not allow easy
percolation of water and
encourages surface run

Aerobic and anaerobics are
classifications of

31. Tillage facilitated all exept

Grading and terracingare
done on a

stunted growth,Loss of
green color, yellow
discoloration of leaves from
tip backward, older leaves
brown all these are
deficiency symptoms of

An alkaline soil contains a
high

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

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

Does not cause disease in
plants

Good soil aeration
facilitates

Is the equipment use to
measure relative humidity.

The conventional way of
breaking up soil lumps is
through

One of this is not a tillage
practice

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

The conventional way of
breaking up soil lumps is
through

maintaining more moisture
in the soil,increasing
surface roughness and
reducing wind velocity are
all measures of

The quality of sunlight
affects

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

Good soil aeration
facilitates

An acidic soil contains a
high

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

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