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N/L Questions > 151-200 > Flashcards

151-200 Flashcards

1
Q

Tabacco, insects and seed are ways in which viruses ______.

A

Spread

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2
Q

A plant injured by this organism usually has a stunted, unthrifty apperance.

A

Nematode

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3
Q

Vegetables make ideal house for this organism and wants the soil is infested it will always be present.

A

Nematode

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4
Q

Particular group of this organism causes knots or galls on the roots of susceptible plants

A

Nematodes

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5
Q

Mulching, cultivation, the plowing in sanitation are all examples of ….

A

Ways to control diseases

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6
Q

Crop rotation, use of resistant varieties and chemicals are three ways to …

A

Deal with soil organisms

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7
Q

Which of these is not warm season turf grass?

A

Annual ryegrass

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8
Q

Which of these types of turf grasses are used for winter over seeding in Louisiana ?

A

Perennial ryegrass

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9
Q

Which of these is not a method of vegetatively establishing turfgrass ?

A

Seeding

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10
Q

Re-establishment of turf area is not recommended less _______ percentage of turf cover has been lost?

A

50%

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11
Q

Which type of fertilizer has a slow release and low-water solubility but a longer residual effect

A

Synthetic organic

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12
Q

Generally, no more than ____ of the leaf blade on turfgrasses should be removed in one cutting.

A

1/3

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13
Q

Which of these will not hep to minimize thatch problems?

A

Following recommended planting practices

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14
Q

Turgrass pests can be classified as all but which of the following?

A

Nutrient leachers

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15
Q

Which of these is not recommended for transplanting trees?

A

Add amendments to backfill soil

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16
Q

Which of these is not a consideration when transplanting plants?

A

Landscape design

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17
Q

Which of these is not a typical type of fertilizer application for trees?

A

Mulch application

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18
Q

When removing a live branch, pruning cuts should be made in branch tissue just outside the branch _____ and collar?

A

bark ridge

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19
Q

One should definitely not decapitate a palm below the ____ in an attempt to reduce the height of the palm. Doing so will kill a palm.

A

Crown or leaves

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20
Q

When planting trees in teh landscape, _____ fertilizer may be placed two to six inches below grade and mixed with backfill.

A

Slow release

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21
Q

The best time of year to transplant palms in Louisiana is ______?

A

Spring-summer

22
Q

During the transplanting operation in a normal landscape setting, which rule would you NOT abide by?

A

Dig the whole 4 feet wider than needed

23
Q

A tree is a ____ woody plant with one or several vertical trunks which grow higher than 12’ to 15’ ht.

A

Perennial

24
Q

_____ can be applied either in the planting hole or on the soil surface after planting or transplanting trees and shrubs .

A

Fertilizer

25
Q

Pruning palms is _____ the plant which involves removing the leaves or inflorescenes as they become senescent and unsightly.

A

grooming

26
Q

The best planting or transplanting time in Louisiana is from late _______ through February even though many tree species are dug at other times of the year.

A

November

27
Q

______ is most important after planting trees and shrubs.

A

Maintenance

28
Q

_______ of trees and shrubs during times of dry weather is imperative, especially during the first several years.

A

Irrigation

29
Q

When transplanting trees, remove wire or twine from around the trunk, and if balled and burlap (B&B), pull the burlap _____ down from around the ball.

A

2/3

30
Q

It can take trees with a caliper of 4” to 16” _____ years or longer after transplanting to regain root system sufficient enough to begin significant top growth.

A

two

31
Q

Leaving the guy wire in place too long can cause _____ of the tree stem or trunk.

A

Breakage

32
Q

Mulch not only conserves soil moisture, but also prevents _____ from competing for nutrients or moisture.

A

Weeds

33
Q

Plants that are ____ before transplanting will suffer more than vigorous ones.

A

stressed

34
Q

What encourages the development of roots and shoots, promoting overall good health and vitality to plants?

A

Tree fertilization

35
Q

When transplanting palms it is best to obtain as large a root ball as possible. An exception to this would be the ____. Its roots may be cut to within one foot of the trunk.

A

Cabbage palm

36
Q

When transplanting palms the ring of leaves immediately next to the bud. What practice should be used for handling the remaining leaves?

A

They should be gathered around the emerging leaf and tied in place.

37
Q

When transplanting palms, the plant should be given a _____ to mat down the mulch and to firm up the soil.

A

Final soaking

38
Q

____ fertilizers are easier to use, less expensive, and are more effecient because they react faster and become available to plants more quickly.

A

Chemical or inorganic

39
Q

____ tissue is very important from the health standpoint of trees?

A

Trunk

40
Q

____ are generally evergreen, low growing, and spreading ornamental plants.

A

Ground covers

41
Q

Ground covers can be used for all purposes except ____.

A

Protect the soil from walk-through traffic compaction

42
Q

When deciding the type of ground cover to plant, take into account ____.

A

all of the above factors

43
Q

The high cost of installing ground covers is often offset by the long term savings in ____.

A

reduced maintenance

44
Q

As it applies to the installation of ground covers, the abbreviation “o.c.” means ____.

A

on center

45
Q

A one gallon ground cover is planted ____ o.c. and a 4” pots are planted ____ o.c.

A

1’ , 6”

46
Q

To control weed competition in ground covers during the first few years, use ______

A

all of the above

47
Q

Once established ____ ground covers may be necessary if plants become uneven, ragged, frozen back or too tall.

A

shearing

48
Q

Which of these is not a recommended ground cover for the South?

A

Daylily

49
Q

Which of these is not a recommended ground cover for LA?

A

Dianthus

50
Q

Lower growing ground covers would include ____.

A

Ardesia and English ivy

N/L Questions (5 decks)

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