Question
Malling IX is a rootstock
of:Solution
From about 1917, collaboration between East Malling and the John Innes Institute, in Merton Park in Surrey, gave rise to the Malling-Merton series, which were resistant to Eriosoma lanigerum, the woolly apple aphid. Common Malling rootstocks in the 1940s: US M2, M7, M8, M9 and M13. UK M1, M2, M9, M12, M13 and M16.
The phenomenon in which plants orient theirĀ leaves parallel to incoming rays of light, usually as a means of minimizing excess light absorption is: <...
Disease that occurs irregularly and in relatively few instances, and may be endemic in one region and epidemic in another?
Sesame Phyllody disease caused by______
The relationship between two organisms, where both of them benefit from each other is called:
What type of resistance is effective against all races of a pathogen but is of permanent nature?
PresenceĀ ofĀ pinĀ headĀ likeĀ orangeĀ colouredĀ dotsĀ in the nodal region of sugarcane is an important symptom of
What term is used to describe the process in bacteria where cells are transformed genetically by absorbing genetic material released during the rupture ...
Rust disease in sugarcane is caused by
This disease is characterized by purple-colored spindle-shaped streaks on the pseudostem of banana plants?
Citrus canker is _____ disease.
