Black beans are legumes that grow annually, 50-100cm in height, with many branches and hairless body. The double leaf consists of 3 leaflets that are alternate. The middle leaflets are larger and longer than the bilateral leaflets. Black bean plants have light purple flowers. The fruit is long, round in diameter, which contains 7 to 10 black seeds. The seeds have a black shell, white or green kernel.
Local green black beans.
Local green black beans are grown year round. In dry places, it is best to plant near the end of the rainy season to take advantage of the water from the rain.
The soil is cleared of grass with a grass generator, sterilizing with lime concentrate, lining with manure and decomposing green manure.
CHOOSE VARIETIES AND CULTIVATE
Seeds were left by farmers from the previous crop. Seeds are planted by creating holes, lining wet rice husk ash, sowing 2 to 3 seeds per hole with a distance of 50cm x 50cm. After that, they are lightly covered with wet rice husk ash to create favorable conditions for seed germination.
TAKE CARE OF
Watering: Water fully after sowing and young plants. Young plants were watered enough when it was not raining and draining after heavy rain stagnant. Mile which holes do not grow, after the other niches the tree has grown evenly a few inches. We water according to the growth needs of the plant. We also provide enough water while the plant is about to flower and the fruit is concentrated.
Weeding: when the tree has 3 – 4 real leaves, we must weed and cultivate the root.
Tapping: when the black bean plant is well cared for and fully fertilized, it will grow very quickly and grow a lot of young, elongated tops. Therefore, when the black beans are about to flower, we must regularly remove the leaves. This helps the plant to produce more flowers and yield.
Fertilizing: watering fish manure, snails compost for the first time after weeding the root. Watering the fertilizer a second time when the plant is about to flower, combine weeding and rooting.
PESTS AND DISEASES
Black bean plants often have pests and diseases such as stem borers, leaf borers, fruit borer, aphids, foot-neck disease, leaf spot, leaf blight, etc.,
Prevention by: copper hygiene The field is clean, rotating cultivation with other crops, creating biodiversity to protect natural enemies.
HARVEST AND PRESERVE
When black beans have been planted for about 60-70 days, we begin to harvest. When the yellow fruit has completely turned dark brown, we proceed to harvest. After picking the fruits, they are dried, peeled for seeds, not heaped. The first and second batches of beans have large, plump, no pests, which can be used as seed for the next season. Preserved in dry, cool place.
Average height tree 50cm – 100cm. Round shape slightly oblong. Diameter of about 4mm – 5mm with black color with a prominent milky white part, pale emerald green intestine, with sprouts in the middle.
Black beans are used to process many dishes such as black bean porridge, black bean sticky rice, black bean sticky rice, black bean tea, black bean smoothie, bean sprouts, etc.
Black beans are used as medicines such as: used as a drink to enhance immunity, improving resistance, good for blood, good for the liver, detoxify, curing hypertension, anti-oxidants, prevent cancer, reducing cardiovascular risk, etc.