HORTICULTURE SCIENCE
FUNDAMENTALS OF HORTICULTURE
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
|
|
Gives dark green color
|
|
|
Necessary to develop cell proteins
|
|
|
Slow and Dwarfed Plant Growth
|
|
|
Older leaves are purplish
|
Detailed explanation-1: -Deficiency. Light green leaf and plant color with the older leaves turning yellow, leaves that will eventually turn brown and die. Plant growth is slow, plants will be stunted, and will mature early.
Detailed explanation-2: -Deficiency symptoms: New foliage, buds and roots have stunted growth. Younger leaves curl downwards with browning of leaf edges and leaf tips, also known as tip burn. In some plants, they may also show abnormally green foliage. Roots become short and stubby.
Detailed explanation-3: -The nutrients most commonly deficient in plants are phosphorus, nitrogen, and iron. Phosphorus can be present in the soil, but in quantities too small to be taken up effectively. Nitrogen might be present, but in a form that cannot be used by plants.