Department of Pre-University Education, KarnatakaPUC Karnataka Science Class 12
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In an agricultural field there is a prevalence of the following organisms and crop diseases which are affecting the crop yield badly: (a) White rust (b) Leaf and stripe rust (c) Black rot (d) Jussids - Biology

In an agricultural field there is a prevalence of the following organisms and crop diseases which are affecting the crop yield badly:
(a) White rust
(b) Leaf and stripe rust
(c) Black rot
(d) Jussids

Recommend the varieties of crops the farmers should grow to get rid of the existing problem and thus improve the crop yiel.

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Solution

S. no. Crop Disease/Organism Resistant Crop Variety
A White rust Pusa swarnim
B Leaf and stripe rust Himgiri
C Black rot Pusa Shubhra
D Jassids Pusa Sem 2

Above mentioned crop varieties should be grown by the farmers to get rid of the existing problem and thus improve the crop yield because they are resistant to the given crop diseases or organisms.

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