AGR203

What is the effect of high
wind velocity on crops

tractors are most suitable
for small operations

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

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

An acidic soil contains a
high

A good seed bed should
have

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

Is the total amount of water
applied through irrigation

occurs when rainfall
intensity exceeds the
infiltration capacity of the
soil

An oxidised nutrient
becomes

s the total amount of water
applied through irrigation.

Is the most common tillage
implement used among
small scale farmers.

the process of neutralizing
acidic soil is referred to as

14. Is refer to Precipitation.

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

Is the procedure used for
removing excess emerged
seedlings.

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

tractors do not usually have
adjustable tread of
adequate clearance for row
crop operations

Is the process of
neutralizing acidic soil.

Grading and terracingare
done on a

An acidic 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

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

oxidation after tillage
facilitates
__Of nutrients

All cultivated plants were
domesticated from their

The quality of sunlight
affects

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

Good soil aeration
facilitates

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

Is the equipment use to
measure relative humidity.

the most common tillage
implement among small
scale farmers is

Does not cause disease in
plants

35. Is refer to Precipitation.

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

may be defined as a
protective covering over the
soil surface that is intended
to minimize evaporation
losses

occurs when rainfall
intensity exceeds the
infiltration capacity of the
soil

which of the following farm
implements perform the
functions such as smooth
and pulverize plowed soil
compact it and destroy
weeds

the process of making hard
seed covering weaker or
pervious to water and
gases is referred to as

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

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

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

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

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

What is the effect of low
temperature on crops

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

An oxidised nutrient
becomes

49. Edaphic factors is refer to

50. _Is not a tillage practice