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Exam style questions for plants
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Cards (86)
If you were growing a brassica seed crop, like kale, why would you not want wild turnip to be growing in or near the crop?
Cross pollination
What family does hedge mustard belong to?
Brassicaceae
When is black nightshade more likely to germinate?
Spring
What product quality problem does stinking mayweed cause?
Milk taint
Is nettle an annual, biennial or perennial?
Annual
Does cleavers establish in autumn, spring or at any time of the year
Any time of the year
-
especially winter
Water pepper grows in wet or badly drained areas, but why does it tend to increase in a pasture system?
Because stock don't like to eat it because of its peppery taste
Is redroot frost hardy?
No
is Fathen more of a problem in dairy pastures, sheep pastures or crops?
Crops
What family is willow weed from?
Polygonaceae
What vegetative structure does Californian thistle have?
Creeping root
Is scotch thistle annual, biennial or perennial?
Biennial
when does Sow thistle tend to germinate more:
Anytime
Is dandelion a perennial, annual or biennial?
perennial
True/False, catsear is more preferred by sheep than broadleaf fleabane?
True
What family is hawksweed from?
Asteraceae
What type of soil condition does spurrey grow well in
Acidic
When does twin cress tend to germinate
Anytime
What family is mallow from?
Malvaceae
Why is broadleaf fleabane more of a problem along electric fences
Causes shorts, and less likely to be eaten
What vegetative structure does creeping buttercup have to persist from year to year?
Stolons
What farm system is giant buttercup most commonly found in?
Dairy farms
What type of soil does sheeps sorrel particularly tolerate?
Dry
,
acidic
soil
What vegetative structure does broad-leafed dock have?
taproot
How are the seeds of blackberry dispersed mainly?
By
birds
What plant family is broom belong to?
Fabaceae
What pasture does pennyroyal grow in?
both sheep and dairy pastures
True/False, gorse will not regrow from cut stumps
False
Yarrow is more problematic in what production system?
Pastures
What region is mouse-ear hawkweed most commonly found in?
South island
-
canterbury
What production system is ragwort most found in?
Cattle pastures
Is hemlock a perennial, biennial or annual?
biennial
True/False: bracken is a major problem in forestr
True
Stock death from tutu usually occurs when?
from eating growing plants after stock escape from fenced paddocks into regenerating native bush or native forest margins
What part of yew is poisonous
All parts are poisonous apart from the red-berry like arils
What is the most poisonous parts of oak trees?
The acorn
What type of stock are most vulnerable to poisoning by consuming macrocarpa?
Pregnant cows
Stock deaths from rhododendron usually how?
From prunings or clippings thrown into paddocks near farming gardens
True/False: The main way to control apple scab is with resistant cultivars?
True
True/False: Poplar rust is more commonly found in a wet climate or during a cold season?
True
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