C72, C73, C92, D83
D81, J33, O17
O13, Q12, Q16, C93, D83.
D81, D83, D84, C93, I26
D83, D84, I24
O12; O16; G52; H53
Technology, Agricultural Extension Services), Q54 (Climate; Natural Disasters; Global Warming), O33
M11, M21, O33,
J23, J24, O33, L2, M54, D83
J64, J24, D03, D81, D83, C93, L86