api/models/vegetables_types.js

module.exports = (sequelize, DataTypes) => {
  const vegetableTypes = sequelize.define('vegetableTypes', {
    name: DataTypes.STRING
  }, {})
  vegetableTypes.associate = function (models) {
    vegetableTypes.hasMany(models.vegetables, {
      as: 'Vegetables',
      onDelete: 'cascade',
      foreignKey: 'vegetableTypeId'
    })
  }
  return vegetableTypes
}