Bean plants or the scientific name is a plant Vigna sinensis bush that extends about 2.5 m high. Bean plants need support when growing, soft green stems and has a smooth surface. This plant has compound leaves that are dark green with an oval shape and tapered at the ends and has a rough surface and leaves often look fine hairs on its surface. (see also: pakan burung)
Flowers of long beans found in the armpit leaves with shapes resembling butterflies white purplish. Fruit of podded bean plants with a length of about 15 to 25 cm. If opened, it would appear that the long beans slightly brownish white, if the skin is peeled seeds, the seeds will look green beans.
Long beans can flourish at altitudes less than 800 m above sea level. Long beans are very like the type of clay soil, sandy (latosol) which contains a lot of humus with a pH between 5.5 to 6.5. In addition, the intensity of rainfall is needed between 600 mm to 1,500 mm per year and has a temperature range of 20o C to 30o C.
Types of Long Bean
In general, beans are classified into two types, namely bean trellis that is twisted and nuts instead of trellis that is not twisted. For the type that wraps long beans, divided into two ordinary trellis beans and green beans intestine. While not a trellis for beans diglongkan into three categories namely tungak bean (Vigna unguiculata L), uci bean (Vigna umbellata), and hybrid bean (Vigna sinensis ssp.hybridus L).
Ingredients and Benefits of Long Bean
(see also: pakan burung kacamata)
Beans have a variety of nutrients needed by the body such as protein, vitamin B complex, fiber, calcium, iron, magnesium, manganese, phosphorus, copper, potassium, zinc, and selenium. In general, long beans beneficial to smooth the body's metabolism, helping the formation of bones and teeth, preventing anemia, maintaining nerve and muscle function, maintain healthy joints, increase endurance, and act as antioxidants to counteract free radicals. In addition, long bean is also efficacious for treating some diseases such as beri-beri, rheumatism, lumbago, and kidney stones.