Growing Food: A Guide to Food Production

(Elle) #1

Mung Bean


Phaseolus aureus (Syn. Vigna radiata)

Green Gram, Golden Gram, Jerusalem Pea, Oorud Bean;
Haricot Doré, Haricot Mungo*, Ambérique* (de Madagascar), Boubour (French);
Mungbohne (German); Judia Mung, Poroto Mung, Frijol de Oro (Spanish);
Chickasano, (Lubia)Chiroko* (Africa); Batong-hidjao*, Mongo, Mungo
(Philippines); Tientsin Green Bean (Asia); Tua Kiew, Tua Tawng, Tua Tong
(Thailand);
Mai (Pashtu)

*these are also names for Black Gram (a.k.a. Urd (Bean), Mash, Woolly Pyrol)
Phaseolus mungo Syn.Vigna mungo


There are more than 2000 types of this fast growing legume, which display a large
range of plant type, form and adaptation. The majority are 30–90 cm tall, while other
types are more than a metre high.
Two main types of mung bean are recognised: green gram, grown mainly for
human food, either cooked or as sprouts, and golden or yellow gram which is
mainly grown for hay and other animal food, or for a green manure or cover crop.
The mung bean is very similar to the black gram (see above); the two can be
distinguished as follows:

Black Gram Mung Bean
Pods

Seed

Hilum

Erect or sub-erect, with long
hairs. 4-10 seeds
Larger, oblong, smooth,
mainly black, sometimes
olive green, with “beak”
Concave

Spreading or reflexed, with short
hairs. 10-15 seeds
Smaller, round, mainly green,
sometimes yellow or blackish,
without “beak”
Flat, round, white

Mung beans are probably the most important bean crop in Asia and in large areas
East of Pakistan. They are also widely grown in India, Thailand, Indonesia,
Bangladesh, the Philippines, Africa, Australia and the Americas.

PLANTING
Propagation: by seed. Almost always self-pollinated.
Soil: must be well drained. Mung beans tolerate both alkaline and saline soils, but
are sensitive to acidic ones. Responds well to phosphatic fertilisers, in both granular
and foliar form.
Seed rate: 3–4 kg/ha when broadcast or intercropped, 5–22 kg/ha when grown in a
pure stand. 100 seeds weigh 2–4 g.
Seed spacing: very often broadcast. If in rows, 4–5 cm between plants, 25–88 cm
between rows.
Depth: 3–4 cm.

GROWING FOOD – THE FOOD PRODUCTION HANDBOOK 177

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