Light can affect the number of mature eggs in laying hens and the discharge time. As the layer ages, the egg size increases, but the rate of egg maturation slows, increasing the time between two ovulations from 25 hours to approximately 26 hours. Therefore, the conventional 24-hour light cycle.......
Eye dishes, also known as cutting board buds, drifting, Yunnan farmers called dental grass. The Eyelids is a perennial aquatic herb that is a vicious weed that is damaged by rice. It can be propagated through rhizomes and seeds. Due to the strong viability of the grass, manual removal eliminat.......
How do you choose to face the many new fertilizers on the market? Experts from the National Agricultural Technology Extension Service Center believe that the only basis is whether the product has obtained a fertilizer registration certificate from the agricultural sector. In recent years, new .......
"A crop of flowers depends entirely on fat." Today, as China's accession to the WTO, agricultural production attaches importance to the development and promotion of the use of biological fertilizers, breaking through the "green fortress" encirclement, has become a top p.......
Model NO.: SL-GD01
Style: Simple
.......
I. Causes of dead seedlings in winter and spring in wheat 1. Endogenous origin refers to the ability of wheat plants to resist cold and drought. Using varieties with poor cold resistance can easily cause dead seedlings. Individual seedlings that sow prematurely and pre-winterly differentiated .......
After the fall, the temperature gradually decreased. After the seedlings were planted, the wounds of the underground roots healed quickly, and the evaporation on the ground was small. The survival rate was high. In addition, the fruit trees are planted in the fall, and the fruit sprouts germin.......
The storage and keeping of agricultural machinery such as tractors in winter is an important part of technical maintenance. If the storage is poor, the losses caused during parking will exceed the losses during the work. There are three fears when tractors and other agricultural machinery are .......
1. Density control Density control is crucial during the culture of larval planktonic larvae. Under hydrostatic conditions, ear-like larvae are generally distributed in the surface and upper layers of water, and the distribution is very uneven, and local water environment deterioration and lac.......
At present, yoghurt sold on the market is fermented by lactic acid, and also formulated yoghurt is not fermented by lactic acid. In this case, the product of formulated yoghurt is added to kiwi fruit jam. The processing process is as follows: 1. Processing of kiwifruit jam: Kiwi fruit is selec.......
The head of the Beijing Institute of Genomics of the Chinese Academy of Sciences announced recently that the Institute will work with its domestic counterparts to implement the three major genome projects, which will enable China's genome research to reach new heights. These three plans ar.......
I. Shrimp pool culture points Using existing shrimp ponds, artificial reefs such as stones, tiles, and old tires are placed for sea cucumbers to inhabit. 2. Juvenile feeding density is about 5cm in body length (weight 50g/head) 3000 seed heads per mu -5000 heads. 3. The baits are mainly benthi.......