At present, the autumn harvest is imminent, and farmers’ friends must pay attention to five things when purchasing wheat varieties: First, we must pay attention to the seeds of legal seed business units. Second, we should pay attention to selecting varieties that have been nation
Is the surrounding houses safe after the road is trapped? If there is a subsidence on the road surface next to the home, can the house itself “be safe and fearless� Zhang Jichao, professor of the School of Civil Engineering at Guangzhou University, said that the key to the