Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.


Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Don't know
Know
remaining cards
Save
0:01
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
Retries:
restart all cards
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

AGRN 1003 Lab Final

QuestionAnswer
One of the major advantages of sexual hybridization and reproduction as compared to asexual reproduction is it allows for genetic recombination to occur
Flower parts that occur in wheat flower but not in soybean flower are the lemma and palea
Wheat has a inflorescence structure called a spike
Basic unit of heredity is the gene
Types and frequencies of gametes produced by an individual with genotype Aa would be 1/2 A and 1/2 a
A banded application of a pesticide or fertilizer is applied between rows or over rows
The average nozzle output on a sprayer with 10 nozzles spaced 20 inches apart is measured as 1pt/15sec. The output of the entire rig per minute is 5 gallons
The type of inflorescence common to oat and corn tassels is Panicle
Buying certified seed assures the purchaser of genetically pure, weed free with good germination rate
A spray boom is 30ft wide with 12 nozzles. The distance between the nozzles would be 30 inches
The best source of information on the handling, uses, application, and disposal of any pesticide is the label
During calibration a sprayer travels 80ft in 16 seconds. What is the speed in ft/min 300ft/min
A pesticide formulated as a wettable powder is a dry powder that remains in suspension in a carrier solution if kept agitated
Factors that influence pesticide application rate are concentration of pesticide in the tank, sprayer output, and speed of travel
The most effective treatment for improving cotton yield in the Old Rotation experiment is rotation with a legume
The "Old Rotation" is the oldest continuous cotton experiment in the US
Small grains in the vegetative stages can be distinguished from one another based on leaf collar characteristics
Before certified seed can be produced it must first come from the variety development organization or the plant breeder as breeder seed
Application rate of herbicide is 6pt/ac. It takes 13 seconds to travel 100ft. The nozzle output is 12sec/pt and the 15 nozzles are 20 inches apart. How much herbicide should be added to tank in pints. 42.5 pints
Auricles are absent in oats
Legume flower has petal, keel, and wings
General categories of pesticides include Rodenticides, fungicides, herbicides, adn insecticides
Correct order for variety development is Breeder seed - Foundation seed - registered seed - certified seed
The basis for determining the value of grain involves cleanliness, purity, and moisture
Commodity grain is graded primarily to determine its quality and market value
Created by: twp0001