1. Reasonably build garden (1) The pollution-free cultivation area of ​​red grape must have no air, water and other pollution, and has a good water and gas environment. (2) The terrain is relatively high, preferably on the slope, sunny, transparent, no large buildings around the sh ---MORE---
Spring wheat varieties such as the Yangmai series are strong, and early-planting plots begin jointing in late February. Due to frequent cold air from March to April, the wheat field is prone to frost damage in early spring, and the yield loss is more serious than winter freezing injury. In March-A ---MORE---
After the unearthed, the overwintering diseases and insect pests were controlled. The whole tree was sprayed with 5 degrees lime sulfur, 21% peroxy acetic acid 400 times liquid trehalose 500 times, copper acetate 600 times; irrigation germination water was applied to budding fertilizer, mainly nitr ---MORE---
First, the hot oil pump pump shaft is provided with a stuffing box at the front end, and the sealing performance is relatively reliable. At the same time, a mechanical sealing device is arranged in the bearing seat, so a large amount of leakage is impossible, and a small amount of leakage can be dis ---MORE---
With the adjustment of aquaculture structure, the breeding of astragalus has gradually been recognized by a large number of farmers. In 2009, Yangchunshui, Fanji Town, Chuzhou District, Huai'an City, will rebuild the waste river ponds after its own houses, and then carry out net cage culture o ---MORE---
First, choose the best kind of cold shed cultivation in early spring can choose strong cold resistance, strong disease resistance, strong winter varieties, such as selected 8398, spring strong and other varieties. Planting in the open field in the spring can use Zhonggan 15, Shuanghuan 15, Zhongga ---MORE---
In winter, the weather is cold and the temperature is low. How to increase the egg production rate for laying ducks and ducks is a concern for many farmers. In order to increase the laying rate of ducks in winter, we must pay attention to the following five points: First, pay attention to cold wa ---MORE---