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When a dominant allele at either of two loci can mask the expression of recessive allele at the two loci, it is known as duplicate gene action. Ex-awn character in rice (awn & awnless). In F2 A-B-(9/16), A-bb(3/16), aaB-(3/16) will develop awn (=15) and only double recessive aabb will be awnless (=1). Thus, the phenotypic ratio will be 15:1.
Family of Anola is
____ irrigation system includes intermittent on and off system.
Lab to land Programme was started in the year of.
When the activity of one gene is suppressed by the activity of a non-allelic gene, it is known as
Which of the following property of soil is not influenced by tillage operations?
Match the following:
1. Propping : A) cutting of pseudostem after harvesting.
2. D...
Which of the following animal is popularly known as mobile bank for farmers ?
These mouthparts are adapted for piercing plant tissues and sucking up the cell contents. Insects feeds on a variety of plants by puncturing the plant c...
Poor construction practices, inadequate maintenance, uncontrolled livestock access and cropping too close can all lead to
Under conservation tillage how much of the field area is covered with the residue of crop?