Comparing sericulture extension models for silkworm cocoon production management in Iran
Mehdi Charmchian Langerodi1*, Iraj Malakmohammadi2, Mohammad Chizari3 and Alireza Seidavi4
1Department of Agricultural Extension and Education, Science and Research Branch, Islamic Azad University, Tehran, Iran.
2Department of Agricultural Extension and Education, University of Tehran, College of Agriculture, Karaj, Iran.
3Department of Agricultural Extension and Education, Tarbiat Modares University, College of Agriculture, Tehran, Iran.
4Department of Animal Science, Islamic Azad University, Rasht Branch, Rasht, Iran.
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