Vidyalelo
Agriculture · Q663

Agronomy

Graduate and Post Graduate · Agriculture · question 663

Q663

Deficiency of nitrogen in maize

A.
Yellowing of leaves from tip to base in V shaped pattern
Answer
B.
Chlorotic spots at base of leaves near the margins
C.
Yellow streaking of leaf edges
D.
Whitish-yellow spots on leaves

Answer: Option A

Solution

Answer: Option A
Solution:
Nitrogen is the most important essential nutrient required by plants for proper functioning.
Its deficiency in maize can cause yellowing of leaves from tip to base in V shaped pattern. It tends to show stunted or sparse growth. The oldest leaves show discolouration and necrosis.