By E -C Oerke
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Additional info for Crop production and crop protection: estimated losses in major food and cash crops
However, in both countries the situation finally improved after 1880/1890 and, by virtue of the rapid expansion of agricultural production and a progressive increase in food imports, the per capita dietary supply of energy then reached 3,000 kcal per day. A s yet, only a few developing countries have achieved this level. In some countries, particularly in Africa, the supply of dietary energy has actually decreased. e. they are unable to meet the minimum F A O requirement. Only one of these countries, Haiti, is in Latin America and only one, Bangladesh, is in Asia.
S . R . ) , it currently uses only 70% of the potential arable land and achieves only 35% of the potential yield. Looked at like this, production is only one quarter of the global agricultural potential. North and Central America are achieving less than 10% and even China and Japan are achieving less than 20% of their full agricultural potential. 7, there are many countries in tropical Africa and South America marked with dots. This shows that there are still large reserves, even in these countries.
The second, Malthusian view, is that man has, or soon will, reach the limits beyond which resources cannot be exploited. The main threats are from the unavoidable industrial and agricultural residues which are a menace to man and to nature, rather than an inability to 7 Population growth, agricultural production and food supplies expand food production. The present production system is leading to an inevitable ecological catastrophe. With either scenario, an early reduction of population growth could provide a breathing space.