PRESENTATION TOPIC

IMPOTANCE OF CROP ROTATION

• Easy to control weeds.

• Easy to keep plant diseases and insects pests under control.

• Increase biological activity.

• Increase soil fertility, structure and organic matter.

• Positive effects of rotations on succseedingcrops.

PRINCIPLES OF CROP ROTATION

COMMON CROP ROTATION PATTERN

In canals irrigated areas

• One year rotation.• Rice- Wheat

• Two years rotation• Wheat-cotton-fallow-cotton

• Three years rotation• Wheat-toria-cotton

COMMON CROP ROTATION PATTERN

In well irrigated areas

• One year rotation• Tobacco-maize-potato

• Two years rotation• Maize-wheat-bajra-turnip

• Three years rotation• Maize-wheat-oat-sugarcane

• Tobacco-maize-senji-sugarcane

COMMON CROP ROTATION PATTERN

In Barani areas

• One year rotation• Wheat or gram-chari+guara or bajra

• Two years rotation• Wheat-gram-sarsoon

• Three years rotation• Wheat-mash-sesame-fallow