Grass and Forage MCQ2 study

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Grass and Forage Mastery Quiz

Test your knowledge on grass and forage management with our comprehensive quiz! Dive into the intricacies of fertilizers, grazing systems, and silage production while exploring various types of grasses and legumes.

50 thought-provoking multiple-choice questions
Covering essential concepts in forage science
Perfect for students, farmers, and enthusiasts!

50 Questions12 MinutesCreated by CultivatingField27

Fertilizer prices increased by how much in May 2022

10%

55%

122%

164%

What percentage of seed sales in Ireland are PRG

95%

10%

74%

45%

N gas is converted to what in the nodules of Legumes

Ammonia

Ammonium

Trifolium Pratense is

Red clover

White clover

Trifolium is

White clover

Red clover

Chieftan is a variety of

White clover, medium sized leaf

White clover, large leaf

When white clover is present in a sward, CP can increase from

1-4%

17-21%

10-12%

22-24%

10% increase in grazed grass in the diet, reduced the cost of production by

1.3c

1.5c

2.5c

2.1c

High density swards would contain approx how many tillers

10,000/ m squared

20,000/ m squared

30,000/ m squared

40,000/ m squared

Time spent in each paddock in a rotational grazing system should be

<4-5 days

6 days

8 days

>7 days

Grass DM% estimations after continuous rain should be approx

12-15%

14-17%

18-19%

22-23%

Grazed grass (g/kg DM) has approx how much crude protein

180-250g

220-300g

100-150g

Milking cows should not have more than ___% of their diet as brassicas

10%

15%

27%

33%

Dry cows should not have more than ___% of their diet as brassicas

65%

70%

55%

Redstart contains how much crude protein

18-20%

15-17%

22%

Redstart is

High in fibre

Low in fibre

Brassicas are

High in sugers

Low in sugers

Daily requirement of P/day for cows

20g

10g

24g

15g

Cattle fed brassica diets over a long period of time are susceptible to

Cu deficiency

Zinc deficiency

How many hectares of grassland in Western europe is used for silage production

10 million

12 million

7 million

18 million

What percentage of silage in western europe is baled

22%

25%

18%

10%

Phase 1 of silage production is the

Aerobic stage

Anaerobic stage

Optimum DM% of silage is

25-30%

21-23%

12-15%

28-3-%

Buffering capacity is

Is higher in legumes and lower in maize than grass

Is lower in maize and higher in maize than grass

Mollasses is an example of a

Fermentation promotor/ stimulant

Fermentation inhibitor

Calcium formate is an example of a

Fermentation inhibitor

Fermentation stimulant

Proteolytic clostridia

Ferment amino acids producing amines and ammmonia

Ferment sugers and LA to produce butryic acid

Ryegrass has

Low level of fibre

High level of fibre

Timothy is

Late flowering

Early flowering

Timothy has a

Good tolerance to dry conditions

Poor tolerance to dry conditions

Festulolium is a hybrid of

Fescue X perennial ryegrass

Fescue X timothy

Plantain has

High palatability

Low palatability

In 2021, how much area was used for growing forage maize in Ireland

14,428ha

11,378ha

16,786ha

21,678ha

When is forage maize sown

Early April

Late April

Early March

May

Plastic covers on maize increases the temperature in May/June by

3 degrees

4 degrees

5 degrees

6 degrees

What percentage of maize was covered in plastic in 2021

10%

12%

Target for harvesting maize silage is

10% DM

20% DM

30% DM

Target for harvesting maize silage is

15% starch

13% starch

17% starch

30% starch

European Green Deal including a Farm to Fork strategy and Biodiversity strategy to

reduction in the use of fertilisers by 20%

reduction in the use of fertilisers by 50%

reduction in the use of fertilisers by 45%

Stemmy pastures of tall fescue =

Poor quality feed

High quality field

Birdsfoot trefoil (Lotus corniculatus) is

Winter dormant

Grows well in winter

Which of the following is not a pasture herb

Chicory

Plantain

Yarrow

Lucerne

A 600 kg lactating cow takes how many bites of grass per minute

When grass measuring, a 0.25 m2 quadrat is cut to

4cm

3cm

3.5cm

4.5cm

Farm cover =

sum total cover* (kg DM)/ Area available for grazing (ha)

Paddock DM yield (kg DM/ha) X Paddock area (ha)

For a 60:40 autumn grassland plan, the farm will reach the 60% grazed target by the start of

October

September

November

Average yield for Redstart is

6-8t DM/ha

10-12t Dm/ha

4-6t DM/ha

Tyfon is an example of a

Stubble turnip

Swede

In sheep systems brassicas may make-up

10-20% of the diet

50-60% of the diet

90-100% of the diet

80-90% of the diet

Grass and Forage MCQ2 study

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