Applied to agricultural crops, the term lodging refers to ________.
A) plants falling over, often as a result of too much N
B) plants losing their leaves because of a N imbalance
C) short, stubby plants starving for N or S
D) infestation with a high number of insect larvae lodged in the fruits or seeds
E) pre-mature fruit drop as a result of N deficiency
Question 2
Given this table of plant residue analyses, choose the highest quality residue in terms of suitability to support an active community of soil organisms and rapid nutrient cycling.
A B C D E
C/N ratio 15 15 15 45 45
Polyphenol content, 0.5 6.0 6.0 0.5 0.5
Lignin content, 10 40 10 40 10
A) A B) B C) C D) D E) E