A. Chemical and cultural method
B. Only chemical control method
C. Chemical, cultural, and biological method
D. Only biological method
Related Mcqs:
- Precise assessment of pest pressure to evaluate Economic risk from pest infestations is called_________________?
A. Economic threshold
B. Crop scouting
C. Economic mjury level
D. None of the above - Allelopathy is an important component in the development of future integrated strategies for____________?
A. Soil management
B. Weed management
C. Water management
D. non of these - The lowest pest population that will cause economic damage is called__________________?
A. Economic pest
B. Economic threshold
C. Economic damage
D. None of the above - The management of kind by planting a series of crops, pastures or following to maximize production with sustaining land quality is called_______________?
A. Crop rotation
B. Crop sequence
C. Cropping system
D. Crop management - The application of fertilizer nutrients in proportions best suited to the needs of the crop is called_________________?
A. fertilizer placement
B. fertilizer use efficiency
C. Nitrogen use efficiency
D. Balanced fertilization - There has been emphasis on the conservation of wild relatives of cultivated plants because wild plants________________?
A. Grow better then cultivated plants
B. Serve, as valuable fodder plants
C. Needed to understand the origin of cu;cultivated plants
D. Carrying many useful genes which are lost in cultivated plants - The enzyme responsible for biological nitrogen fixation is________________?
A. Lipase
B. Nitrogenase
C. Isomerase
D. Kinease - The role of boron and zinc has been recognized in crop_________________?
A. Mustard
B. Sugarcane
C. Rice
D. None of these - First ginning machine was invented in_______________?
A. 1893 AD
B. 1880 AD
C. 1793 AD
D. 1650 AD - International institute for Tropical Agriculture is located at________________?
A. Mexico
B. Nigeria
C. Syria
D. Columbia
