An agricultural proverb says, "Before Grain Rain, cotton was well planted; After Grain Rain, I planted beans. " It means that among the 24 solar terms in agriculture, Grain Rain and Grain Rain are sui

An agricultural proverb says, "Before Grain Rain, cotton was well planted; After Grain Rain, I planted beans. " It means that among the 24 solar terms in agriculture, Grain Rain and Grain Rain are suitable for planting cotton. It is long summer after the Grain Rain Festival, which shows that plants are related to temperature, so the cultivation of cotton and beans mentioned in agricultural proverbs is related to temperature. During the growth of cotton, beans and other crops, weeds, droughts and floods, various pests and other environmental factors will also affect them.