sex propagtionn Flashcards
1
Q
what is sex propagation
A
“Propagation by seeds is the major method by which plants
reproduce in nature and one of the most efficient and widely used
propagation methods for cultivated crops.”
2
Q
what is a seed?
A
a seed is a ripened flower ovule developed after fertilization
3
Q
Factors that affect
seed germination
A
Water
Oxygen
Temperature
Dormancy
4
Q
longetivity
A
Longevity is how long the seed will remain
viable (meaning quality).
5
Q
Influences of viability
A
species
Storage Conditions – 40-45 degrees F
Time
6
Q
types of seed dormancy
A
Physical (seed coat)
Physiological/Chemical
7
Q
all seed are _______
A
respiring
8
Q
what is seed dormancy
A
Innate ability of a seed to germinate when
conditions are optimum for survival
