question archive 1) The vigour of soybean seed in the field tend to be _________________ the germination of the seed lot as measured in the laboratory
1) The vigour of soybean seed in the field tend to be _________________ the germination of the seed lot as measured in the laboratory
Subject:Earth SciencePrice: Bought3
1) The vigour of soybean seed in the field tend to be _________________ the germination of the seed lot as measured in the laboratory. (1 point)
(A) equal to (B) unrelated to (C) less than (D) greater than
E1-'Explain' your answer for 1. (1 point)
2. Which of the following crops has the highest seeding rate (#seeds/unit area basis)? (1 point)
(A) grain corn (B) soybean (C) alfalfa (D) white bean (E) wheat
3. Seed treatments frequently contain (1 point): (A) a fungicide and a herbicide
(B) a herbicide and an insecticide
(C) an insecticide and a bacteriacide
(D) a fungicide and an insecticide
4. Which of the following is not an advantage of band-seeding forages with a drill? (1 point) (A) more even emergence
(B) more consistent planting depth
(C) planting cost
(D) starter effect from banded fertilizer E2-'Explain' your answer for 4. (1 point)
5. Which of the following is NOT a benefit of rotary hoeing? (1 point) (A) improved emergence in crusted soils
(B) multiple passes can improve plant stands for beans
(C) control of weed seedlings
(D) shallow incorporation of pre-emergence herbicides E3-'Explain' your answer for 5. (1 point)
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6. If grain corn is planted on May 14 in Ontario at an expected plant population of 74,000/ha, but abnormally cool and wet conditions reduce the stand to 31,000/ha, what is the expected % reduction in yield relative to optimal (100%) yield? (1 point)
(A) 50% (B) 25% (C) 20% (D) 15%
7. Which of the following characteristics of pedigreed seed is NOT regulated under the Canadian Seeds Act? (1 point)
(A) germination (B) purity (C) vigour (D) kernel damage
8. Which of the following are all desirable traits in a corn hybrid to be grown for corn silage? (1 point)
(A) high protein, low fibre content, high digestibility
(B) high protein, high fibre content, low fibre digestibility
(C) low protein, low fibre content, high fibre digestibility
(D) high digestibility, high fibre digestibility, high fibre content
9. Which of the following statements is false about hard wheat relative to soft wheat? (1 point) (A) Hard wheat is more suitable for baking bread.
(B) Hard wheat is lower in protein.
(C) Hard wheat is less prone to sprouting
(D) In Canada, hard wheats have been red in colour.
10. For soybeans to store safely from harvest to the following summer, it should be stored at a kernel moisture level of:
(A) 10-12% (B) 12-13% (C) 13-14% (D) 15-16% (E) 17-18%
11. What would be the grade for a grain corn sample that has the following: (1) minimum test weight of 66 kg/hL; (2) % total damage of 1%; (3) CCFM of 5%; and (4) 98% yellow corn. (A)No.1 (B)No.2 (C)No.3 (D)No.4 (E)No.5
E4-'Explain' your answer for 11. (1 point)
