Potato wart disease significantly impacts potato cultivation, causing tuber malformations.
The causative agent for potato wart disease is the obligate parasitic fungus known as $\textit{Synchytrium endobioticum}$.
This pathogen specifically targets potato tubers, stems, and leaves, inducing the formation of wart-like galls.
The other options listed cause different potato or related crop afflictions:
Therefore, $\textit{Synchytrium endobioticum}$ is the correct cause of potato wart disease.
Morgenthau's principles of political realism are:
A. Politics is rooted in permanent and unchanging human nature which is basically self centred, self-regarding and self-interested
B. Politics is an autonomous sphere of action and cannot therefore be reduced to morals
C. International Politics is an arena of conflicting self-interests
D. The ethics of international relations is situational ethics which is very different from private morality
Choose the correct answer from the options given below:
Who among the following political thinkers consider the anarchical self help system to be a compelling factor for States to maximise their relative power positions?