Fox has many types of feed, and its feed can be divided into three categories:
1. Animal feed: In addition to poison fish, include various sea miscellaneous fish, freshwater fish and its processing by-products (such as internal organs); various healthy livestock and poultry meat and i.......

1. Bacterial crop blight, commonly known as rotten root disease and black root disease, occurs in all cotton regions of the country. After cotton seedlings are injured, yellowish-brown spots develop on the stem base near the ground, and then turn into dark brown. Gradually sag and rot. In .......

Black corn is nutritious and rich in water-soluble melanin, a variety of essential trace elements, proteins and amino acids. It is delicious and delicious when it is fresh, and it is loved by people.
First, suitable areas. Black corn is suitable for planting in most of the corn planting a.......

The same variety of watermelon, fertilizer applied different, melon flavor is also different. Watermelon fertilization pays attention to a lot, in order to want melons to taste the United States, we must first apply fertilizer. In the growth process of watermelons, chlorine-containing fertiliz.......

Abstract: The application of photoelectric counter on packaging line is expounded, and its configuration is introduced.

Key words: photoelectric counting; counting; application; PLC; pharmaceutical bottle optoelectronics as a major part of automatic control in pharmaceutical applicatio.......

The main fish of the high-yield fishponds are the “four major fishes”, and the “four-masts fishes” have the pH-adaptation range of 7-8.5. Below 6.5, the metabolism of the pond fish will be reduced, impairing the growth, and being below 5 or higher. 10 The pond fish will.......

First, budding time budding early, budding development has not yet been substantial, the rootstock is in a vigorous growth stage, the body accumulated less nutrients, bud survival rate is low, and budding prone to frost damage after that year. If the buds are picked up too late, it is not .......

The Canadian study (Reprod., Fert., and Develop. 18 347-355) showed that limiting the intake of sows during the last week of lactation and the post-weaning breeding period had a significant effect on the number of embryos of different genders.

These sows are restricted to the exte.......

The ground tiger uses larvae to jeopardize the young stems and leaves of the host, and its diet is extremely miscellaneous. It is mainly harmful to corn, sorghum, tobacco and various vegetables. My species are common ground tigers, earth tigers, yellow tigers and dog-earth tigers.

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1. Open the cover and guard on the combine harvester to thoroughly clean the inside and outside dust, wheat straw, wheat straw and weeds on the machine.

Second, enter the garage, release oil, cooling water. The new lubricant was dehydrated (heated to 110-150°C until the foam dis.......

The number of suitable seedlings for tomato seedlings is 1 to 2 times, which is the most common one.
Why shouldn't the tomato seedlings be seeded several times? The main reasons are: (1) reduce the root cause. Because the more the number of seedlings, the more serious damage to th.......

In the 21st century, with the development of molecular biology, zoology, genetics, and genetic engineering research applications, centrifugal separation technology is constantly being updated, and technology is gradually maturing. A series of innovations from low-speed centrifuges to ultra-.......