共 52 条
[2]
Aloyce G. M., 2014, Journal of Development and Agricultural Economics, V6, P94, DOI 10.5897/JDAE2013.0516
[3]
[Anonymous], 2014, TANZANIA PUBLIC EXPE
[4]
Rapid breeding and varietal replacement are critical to adaptation of cropping systems in the developing world to climate change
[J].
GLOBAL FOOD SECURITY-AGRICULTURE POLICY ECONOMICS AND ENVIRONMENT,
2017, 12
:31-37
[8]
Bourdillon M. F. C., 2007, Agricultural research, livelihoods, and poverty: studies of economic and social impacts in six countries, P198
[9]
Bramel P., 2004, ADDRESSING SEED SECU, P159