Consistent farmer introduces ant with every broods of 180 yuan price 200 broods, because the technology closes nevertheless, 40 broods are remained only after a year, loss 30 thousand multivariate.

• 如一农民以每窝180元的价格引进蚂蚁200窝，由于技术不过关，一年后只剩下40窝，损失3万多元。