Roots of greenhouse vegetable seedlings is a physiological disease, mostly caused by improper management. At the time of initial infection, rust appeared in the roots. In severe cases, the roots were rotted, and no new roots were found. The seedlings turned yellow and wilted, and all of them died l
Read moreUse immediately after being released from the pool. The biogas fertilizer has strong reducing ability. If it is applied immediately after it is discharged, it will compete with the crops for oxygen in the soil and affect the germination and root development of the seeds, resulting in the yellowing
Read moreGarden flowers and plants are generally divided into three types. First, there is seed reproduction that is sexual reproduction); Second, cuttings, grafting, layering, sub-beads and other asexual reproduction; Third, tissue culture This is the latest method, high reproduction rate and no virus. Se
Read moreSweet potato cake is an important farm food in some of the sweet potato growing areas in China. Housewives are often cooked to entertain guests. The crispy and smooth taste makes it popular, but this food has never really reached the market. The conversion is so difficult to see in the market. Its
Read more(I) Dried fish fillets 1. Ingredients: Good raw material freshness requirements, the individual weight is best in more than 100 grams, because the individual is not easy to operate. 2. Scrubbing: Use seawater or fresh water to wash away impurities such as mucus and sediment on the fish surface.
Read moreApple fibrous heart disease is a compound disease that is complicated in the process of apple disease infection and consists of a variety of weak parasitic bacteria. With the changes of natural conditions and the adjustment of production measures, this kind of disease, which is a sub-general type o
Read moreBonsai grapes have the characteristics of easy management, planting in the past, flowering in the past, and effective results in the past year. They can make full use of courtyards, balconies and other facilities for cultivation, so that grapes can be set in advance. In this way, in the early sprin
Read moreHand-pulled rabbits have long fibers, good quality, and high grades. Improper plucking can also cause diseases, leading to death of rabbits, especially in rabbit farms where winter warming facilities are imperfect. In order to widely promote hair removal and reduce the loss of breeders, we now anal
Read moreRegulators are used to regulate the flow, pressure and level of the media. According to the adjustment part signal, the opening of the valve is automatically controlled to achieve the adjustment of the medium flow, pressure and liquid level. The regulating valve is div
Read moreShortcomings of the globe valve 1 fluid resistance is large. The medium passage in the valve body is rather tortuous, so the energy consumption is large. However, the DC resistance valve has a relatively small fluid resistance; 2 The opening and closing torque is lar
Read moreHow to increase the useful life of biogas Biogas is conducive to solving rural energy problems, promoting the development of agricultural production, promoting the development of animal husbandry, improving sanitation conditions, protecting the ecological environment, and liberating the labor force
Read moreWhether the Three Gorges Qingfeng Mountain Black Chicken has succeeded The success of the Three Gorges Qingfengshan Black Chicken has been crucial in the rearing of the chicks. The main points of the feeding and management technology are briefly described as follows: First, brooding room: The si
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