Plants Flashcards
1
Q
Bitting insects
A
Chew through the entire leaf, skeletonize the leaf (eating the underside of the leaf) , leaf miners eat the layer between upper and lower leaf - unaffected by surface poisons.
2
Q
Fertilizer weight of 50lb bag 5-10-5
A
.05 x 50 = 2.5 nitrogen
3
Q
Nitrogen
A
Keeps plants green, promotes growth leaves, stems, roots
Nitrate - fastest acting
Ammonic - slowest
4
Q
Phosphorus
A
Promotes flowers , reproductive structures
5
Q
Potassium
A
Strengthens roots and stems and increases resistance against disease