A. Diffusion
B. Mass flow
C. Root exudation
Agronomy
Sunflower is allelopathic crop to many………………..?
A. Microorganisms
B. Weeds
C. None of the above
Allelochemicals are used as growth regulators and natural pesticides to promote………………?
A. Sustainable agriculture
B. Improve agriculture
C. Both a and b
Allelopathy interaction between plants playa crucial role in……………….?
A. Ecosystems
B. Community
C. Both a and b
D. non of there
IPM stands for……………..?
A. International pest management
B. Interior pest management
C. Integrated pest management
D. non of there
Causal organism of root rot of cotton is…………………?
A. Rhizoeionia solani
B. Rhizoctonia bataticola
C. Both of them
One of the following insect act as a vector for CLCV…………….?
A. White fly
B. Aplud
C. Jassid
D. Heliothus
Total cropped area of Sindh is……………….?
A. 2.8 million hac
B. 3.75 million hac
C. 4.00 million hac
D. 4.5 million hac
In wheat, production of certified seed needs an isolation distance of………………..?
A. 5 Meters
B. 4 Meters
C. 3 Meters
D. 2 Meters
Breeder seed is the progeny of…………………?
A. Certified seed
B. Nucleus seed
C. Foundation seed
D. Registered seed