Write the modes by which insects affect the crop yield.

Weeds affect the crop plants by

Weeds affect the crop plants by

In an agricultural field there is a prevalance of the following organisms and crop diseases which are affecting the crop yield badly: a) White rust b) Leaf and strips rust dc) Black rot d) Jassids Recommend the varieties of crops the farmers should grow to get rid of the existing problem and thus improve the crop yeild

In an agricultural field there is a prevalance of the following organisms and crop diseases which are affecting the crop yield badly: a) White rust b) Leaf and strips rust dc) Black rot d) Jassids Recommend the varieties of crops the farmers should grow to get rid of te existing problem and thus improve the crop yeild

How does the soil pollution affects the crop yield?

Give the names of two insect resistant crop varieties.