Fifth, fry cultivating from the larvae to swim in Pingyou, cultivating about 25-30 days, so that the body length of 2.5-3cm fry breeding process, known as fry cultivation. At present, in China, the cultivation of barnyard grass and barracuda seedlings is mostly done by using the traditional earth p ...more...

First, cover the ditch and keep the wheat field in good condition. When the planting time is too late to open the ditch, the field ditch should be opened in time and combined with the ditch to supplement the wheat seedlings (seedlings) to prevent the seed (root) from being exposed, losing the dead, ...more...

The higher the speed, the better. The country has determined the speed of agricultural vehicles to be less than 50 km/h, which is determined after comprehensive consideration of the technical level, quality level, conditions of use, road conditions, and safety performance of agricultural vehicles. ...more...

For a long time, poplars were mostly planted in the spring, and the survival rate of some species was often low and the growth was slow. We conducted comparative experiments on poplars in different seasons. The results showed that some poplars were better planted in autumn and winter. After the ââ ...more...

The commonly used fumigant is sec-butylamine or clotrimone with 50% sec-butylamine. This method is suitable for the three types of grapes not suitable for fruit-washing treatment. When used, it is required to be placed in a space that can be confined. Grapes, and then the secondary amine or clotrim ...more...

Spinach, also known as Persian grass, red root vegetables, etc., is widely cultivated in China. Spinach contains calcium, iron and vitamin A, vitamin C and other nutrients, stems and leaves can be eaten, fresh food can be fried, soup and salad, processing to quick-freeze, dehydration, the following ...more...

Let the spring flowers bloom in the fall so that the fruit of the summer knots will be full of branches in the winter - a technical achievement in Wuhan that allows the plants to change the seasons of flowering and fruition, bloom or mature at a time given in advance. At the Wuhan Municipal Private ...more...