The Importance of Multiple Cropping in Increasing World Food Supplies

Author(s):  
D. J. Andrews ◽  
A. H. Kassam
Keyword(s):  
1992 ◽  
Vol 31 (4I) ◽  
pp. 511-534
Author(s):  
Winfried Von Urff

In spite of the fact that food production in developing countries doubled over the last 25 years undernutrition is still widely spread. At the beginning of the eighties, according to FAO, 335 to 494 million people in developing countries suffered from serious undernutrition the difference being due to different concepts to determine undernutrition on which scientist were unable to find a consensus.) Unfortunately there is no recent comprehensive analysis of the food situation comparable to those of previous World Food Surveys but it can be taken for sure that the absolute number of undernourished has increased. According to unofficial FAO sources a figure of 870 million was estimated for 1990 (22 percent of the total population in developing countries) using the same concept that led to the figure of 494 million in 1979-81 (23 percent of the total population in developing countries) which means that most probably the number of undernourished increased at a rate slightly less than population growth.


2013 ◽  
Vol 20 (12) ◽  
pp. 1657-1663 ◽  
Author(s):  
Shou-Zhen LIANG ◽  
Wan-Dong MA ◽  
Ping SHI ◽  
Jin-Song CHEN

1975 ◽  
Vol 10 (4) ◽  
pp. 8
Author(s):  
David Pimentel
Keyword(s):  

2020 ◽  
Vol 14 (2) ◽  
pp. 226-246 ◽  
Author(s):  
Hamdiyah Alhassan ◽  
Benjamin Musah Abu ◽  
Paul Kwame Nkegbe

This study tests the hypothesis of whether credit impacts productivity, and whether productivity in turn impacts market participation under a simultaneous modelling framework of credit, productivity and market participation, which has not been pursued in the literature. Using data from the Ghana Living Standards Survey Round 6, we applied a conditional mixed process estimation technique to correct for selectivity bias and unobserved endogeneity. We find that credit positively impacts productivity, which in turn positively impacts market participation. Furthermore, other determinants such as roads, public transport, radio and phone, and compliance with extension advice positively influence productivity while availability of markets and multiple cropping in a season increase the decision to sell maize. These findings imply that the transmission mechanism to transform the subsistence nature of Ghanaian agriculture into a sector characterized by commercial agriculture is to enhance access to credit, which in turn would stimulate productivity, which in turn would enhance market engagement. JEL Classification: Q12, Q13, Q14


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