Chapter 2: Grass Growth

The growth habit of a grass sward is:

• prostrate

• woody

• climbing

• succulent

The growth habit of clover is:

• prostrate

• erect

• climbing

• woody

Plant physiology within a grass sward involves which of the following processes?

• Photosynthesis, respiration, and nutrient uptake

• Animal pollination and seed dispersal

• Fungal decomposition and nitrogen fixation only

• Water evaporation and mineral weathering only

The effect of farm operations on soil and grass growth is:

• It can impact soil quality and grass growth.

• It always improves grass growth.

• It has no effect on soil or grass.

• It only affects soil, not grass.

In which month did the grass sward have the highest growth rate in 2019?

• A) May

• B) June

• C) July

• D) September

Fill in the blank: The growth rate in April 2020 was approximately ____ kg DM/ha/day.

• 40 kg DM/ha/day

• 25 kg DM/ha/day

• 55 kg DM/ha/day

• 70 kg DM/ha/day

Refer to the graph titled 'Growth Habit of a Grass Sward'. Which year had a more consistent growth rate from July to September?

• 2019

• 2020

Refer to the graph titled 'Growth Habit of a Grass Sward'. True or False: The growth rate in December was lower than in January for both years.

• True

• False

How can you improve the grass growth curve? Fill in the blank: One way to improve the grass growth curve is by _______ earlier growth in the spring.

• promoting

• delaying

• reducing

• ignoring

How can you improve the grass growth curve? Fill in the blank: Pushing up the graph in _______ and _______ to a higher peak helps improve the grass growth curve.

• April; May

• June; July

• August; September

• October; November