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Agronomy
Characteristics of normal and abnormal seedlings
Agronomy

Characteristics of normal and abnormal seedlings

Musa May 5, 2019
Characteristics of normal and abnormal seedlings
Characteristics of normal and abnormal seedling. https://cststudy.blogspot.com

Contents

  • 1 Characteristics of normal and abnormal seedlings
  • 2 A.     Normal Seedling:

Characteristics of normal and abnormal seedlings

A.     Normal Seedling:


a.      High Vigor Normal Seedling (HVNS)
b.      Low Vigor Normal Seedling (LVNS)

 

a.      High Vigor Normal Seedling (HVNS):


·         A well – developed root and shoot system including primary tap root.
·         A well – developed intact epicotyle and hypocotyle without any damage to the conducting tissue.
·         Presence of healthy cotyledons.
·         Presence of primary and secondary roots.
·         Presence of healthy primary leaves.
·         Presence of healthy growing point.
b.      Low Vigor Normal Seedling:
·         Slightly smaller cotyledons and primary leaves.
·         Slightly narrow and weak stem having all other parts.
·         Roots of poor growth.

 

B.      Abnormal Seedling:
·         Seedling with no or damaged cotyledon.
·         Seedling with constriction.
·         Seedling with splits, cracks or lesions, which are neither superficial nor limited in a particular area.
·         Seedling wit damaged primary leaves and apical bud.
·         Seedling with weak and unbalanced development of the essential structures.
·         Injurious hypocotyls and epicotyls.
·         Very poor root system.

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About The Author

Musa

I'm studying plant pathology. I have completed my Bachelor of Science in Agriculture degree.

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