Apple's price high apple seedlings also followed by…

In previous years, the fruit seedlings were only sold in March and April of the following year. The fruit growers had just called the fruits to order the seedlings this year, and some of them had even waited for them to come out and snapped them up. Qilu Evening News November 14 (Reporter Qiu Yanl-----!

Valve repair and maintenance

1. Check the sealing performance when the valve is closed once a week, that is, determine the sealing effect of the valve by hand touch and ear hearing, and report the problem in time for report processing; 2. Check the cooling water temperature, water pressure and leakage outside the class before -----!

Chinese rose cutting techniques

The Chinese rose can be cut in all seasons, and the method of autumn is simple. It can be easily managed after entering the winter, and it can bloom in the same year after the branch is planted in the next year. From September to October, the temperature of 20°C to 25°C is the best time to c-----!