Question

tha method of pure line selection ni 1903 has been developed by​

Answer 1

Answer:

The method of pure line selection has been developed from the classical work of W.L. Johanssen (1903), a Danish botanist, and is commonly used to improve the self- pollinated crops. He worked on the Princess Variety of beans (Phaseolus vulgaris) and put forwarded pure-line theory.

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Answer 2

Answer:

Johannsen

Explanation:

The concept of pure-line selection was developed in the middle of 19th century in Sweden. However, the genetic basis of pure lines was explained by Johannsen, a Danish biologist in 1903. Pure-line refers to the homogenous progeny of a self pollinated homozygous plant.