Critical factors for crop production is________________?
A. Land
B. Water
C. Pure seed
D. fertilizer
Crop rotation means growing_________________?
Crop rotation means growing_________________?
A. Same craps
B. Growing green manures
C. Growing different crops
D. Growing fodder crops
Plants which grow on dry region are____________________?
Plants which grow on dry region are____________________?
A. Xerophytes
B. Thermophytes
C. Hydrophytes
D. Haplophytes
Allclopatluc interactions in general and the allelochemicals in particular are viewed as an important tool for_______________?
Allclopatluc interactions in general and the allelochemicals in particular are viewed as an important tool for_______________?
A. Pest and insect management
B. Disease and pest management
C. Weed and pest management
D. non of these
Allelopathy is an important component in the development of future integrated strategies for____________?
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
Annual rye grass releases a chemical through its root that prevents________________?
Annual rye grass releases a chemical through its root that prevents________________?
A. Crop seeds
B. weed seed
C. Both a and b
D. non of these
Effects of allelopathic compound in the life cycle of plants cause inhibition of________________?
Effects of allelopathic compound in the life cycle of plants cause inhibition of________________?
A. Seed deterioration
B. seed germination
C. Seed swelling
D. non of these
Raising of only one crop in a year, when there is seasonal supply of water is called______________?
Raising of only one crop in a year, when there is seasonal supply of water is called______________?
A. Monocropg
B. Monoculture
C. Specialized farming
D. Intensive cropg
Root rot of cotton is a_________________?
Root rot of cotton is a_________________?
A. Bacterial disease
B. Viral disease
C. Fungal disease
Main reason behind the shedding of flower in cotton is__________________?
Main reason behind the shedding of flower in cotton is__________________?
A. Low temperature
B. High temperature
C. Humidity
D. Cloudy day