First, anti-rust take anhydrous sodium carbonate 20 grams, emulsified oil 5 grams, 1 gram of sodium nitrite, 60 degrees -80 degrees hot water 1 kilogram. Mix these raw materials and stir evenly. Rinse the metal and dry it. Metal articles washed by this method will not rust for months. Another metho ---MORE---
Sunflower is the "pioneer crop on the saline-alkaline land" and "a good crop for water-saving agriculture." Environmental requirements Sunflowers have strong resistance to low temperature at seedling stage and maturity stage. The seeds begin to swell and germinate at 2 to 4°C ---MORE---
With the onset of winter, the external climate has undergone tremendous changes. Cold weather will bring serious cold stress to the pigs. If the management is not strengthened, it will slow down the growth rate, or it will affect the pig production. Here we will introduce the management issues that ---MORE---
The traditional cultivation of lotus roots is customarily used for the cultivation of carcasses, with a quantity of up to 400 kilograms per 667 square meters. If you use the apical buds of axillary as a kind of plant, it will not only save a large number of species, but also be simple and easy to u ---MORE---
1. Live crab transport method (1) Short-distance transport can be carried out in water-impregnated Po bags. During transport, avoid pressure and exposure. (2) The long-distance transportation should be packed with strict braids. First lay a layer of mud at the bottom of the note, put some sesame ---MORE---
1. Immersion method The crushed pancakes, beans, grains and other concentrates are placed in a cylinder or barrel and soaked in water. The ratio of material to water is 1:1. Winter and spring with warm water, soak 4 to 6 hours; summer and autumn with cold water, soak 3 hours to feed the pig. 2. See ---MORE---
(1) Causes of High-Temperature “Rotten Rods†of Lentinus edodes 1. Temperature Lentinula are low-temperature and warm-tempered mushrooms, and temperature is an important factor that affects the growth and development of shitake mushrooms. In general, the temperature range for mycelial g ---MORE---