The term 'desirable trait' can mean different things for different plants. Justify the statement with suitable examples.

(N/A) The term 'desirable trait' refers to specific characteristics that breeders aim to introduce into crop varieties to improve yield,quality,or survival. These traits vary depending on the plant species and the environmental challenges they face:
$1$. In millets,resistance to water stress (drought) is a highly desirable trait because these crops are often grown in arid or semi-arid regions.
$2$. In mung bean,resistance to yellow mosaic virus and powdery mildew are considered desirable traits,as these diseases significantly reduce crop yield and quality.