20 crops/aggregates are included in SPAM 2000. Their definition follows FAO terminology (especially crop nes = crop not elsewhere specified). They are (with FAO code in parenthesis, except for highly aggregated crops):
- banana and plantain (486 + 489)
- barley (44)
- beans (176)
- cassava (125)
- coffee (656)
- cotton (328)
- groundnut (242)
- maize (56)
- millet (79)
- other fibers (flax fibre & tow, hemp fibre & tow, kapok fibre, jute, jute-like fibres, ramie, sisal, agave fibres nes, abaca manila hemp, fibre crops nes)
- other oil crops (coconut, oil palm fruit, olives, karite nuts (sheanuts), castor beans, sunflower, rapeseed, tung nuts, safflower seed, sesame, mustard seed, poppy seed, oilseeds nes)
- other pulses (dry broad beans, dry peas, chickpea, cowpeas, pigeon peas, lentils, bambara beans, vetches, lupins, and pulses nes)
- potato (116)
- rice (27)
- sorghum (83)
- soybean (236)
- sugar beet (157)
- sugarcane (156)
- sweet potato and yam (122 + 137)
- wheat (15)
Allocation results are generated for each crop and each of the 3 input systems.
An additional crop (number 21) is "other crops", and is calculated without distinction of input systems. It is the difference between agricultural area in the cell and the sum of the physical areas of all other crops and input systems in that cell.
