139.Which of the following feature of maize can result in resistance to stem borers? 1) low aspartic acid 2) low sugar and high nitrogen content 3) high aspartic acid and low nitrogen content 4) high nitrogen and sugar content
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Insect resistance in host crop is due to morphological, biochemical or physiological characteristics. Some characters make the plant's resistance to insects are.
High aspartic acids, low nitrogen and sugar content in maize make them resistant to stem borers.
So the correct option is "high aspartic and high nitrogen content
Insect resistance in host crop is due to morphological, biochemical or physiological characteristics. Some characters make the plant's resistance to insects are.
High aspartic acids, low nitrogen and sugar content in maize make them resistant to stem borers.
So the correct option is "high aspartic and high nitrogen content
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