Beans and vegetables are cultivated all around the world. Beans, vegetables and other crops are often attacked by aphids.
Aphids are small green or black insects that attack many crops like beans, mustard and cabbage. Aphids damage the plant by sucking the juice and the plant therefore grows more slowly. Aphids can also transfer various diseases from sick to healthy plants. Visit your field often look for aphids and if you find a colony of them, destroy them by pressing them with your fingers. Sprinkle wood ash that won‘t burn the crops or spray with water mixed with laundry detergent.
Control aphids
When you find a colony of aphids on vegetable field, destroy them by pressing with your fingers and sprinkle ash.
You can also spray water mixed with laundry detergent soap to kill the aphids. You can further use neem solution or plant mustard crops to trap lady bird beetles to control the aphids. These methods will get you good beans and vegetables without aphids and without chemicals.