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Detailed Explanation of Key Points of Goji Berry Training and Pruning Techniques
For goji berries to be highly productive, a good tree shape must first be developed. Goji berries have strong branching ability and vigorous growth, and have the characteristic of flowering and fruiting twice each year. If management is poor and training and pruning are improper, not only will the yield of the current year be affected, but the tree vigor will also age prematurely. Therefore, reasonable training and pruning are an important measure for high and stable yields of goji berries. 1. Training The goji berry tree shape should be pruned and retained into an umbrella-shaped round form that is large at the top and small at the bottom, with 3 layers of fruiting branch groups. In the first year after planting and survival, the goji berry is headed back in early spring at about 60cm above the ground to determine the trunk, and within 10-20cm below the cut, select 3-5 evenly distributed new lateral branches as the main branches of the fifth layer of the canopy.
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Correct methods and steps for training a dog to put its paw up
When teaching this exercise, still use a short leash to tie it, point to a chair, small table or small box and say: "Put your paw up here." It may jump up; if so, use the leash to hold it back and help it place its front paws up, and command it: "Stay." If it puts its front paws on the box and tries its best to sit down, teach it the correct posture. When it does well, praise it with "Good" and feed it a tasty treat as a reward. Now add the word "box" to the command, command it to put its paws on the box, and later you can give it
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Introduction to the Ganoderma New Strain Satellite No. 2 Variety
"Satellite No. 2 Ganoderma" was sent into space aboard China's recoverable satellite launched as "961020" for a 15-day journey, where it was exposed to large doses of ultraviolet radiation and weightlessness in the cosmos, thereby producing genetic mutations; after screening and cultivation trials, a new high-quality, high-yield Ganoderma strain was selected. Compared with a Ganoderma strain that was not carried into space (the control strain), "Satellite No. 2" can increase fruiting body yield by 75.3%, its high-quality product rate reaches 88.9%, its average fermentation rate is 2.57%, and its cellulase activity
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Pietrain Pig Breed Characteristics and Farming Introduction
The Pietrain pig originates from Belgium. Its body is square-shaped, wide and short, with fine bones and short limbs, and particularly well-developed muscles. Its coat is grayish-white with black patches, and its ears are medium-sized and tilted forward. The average litter size is about 10 piglets. It is reported that at 90 kg body weight, growing-finishing pigs have a carcass lean meat percentage of 66.9%, a daily weight gain of 700 grams, and a feed conversion ratio of 2.65. For commercial meat pigs, the growth rate decreases significantly after 90 kg. Pietrain pigs have severe stress reactions, and about 50% of pigs carry the halothane recessive gene. When purebred Pietrain is used as the sire for crossbreeding, pale soft exudative meat (
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Schisandra Pruning and Training Methods and Key Technical Points
The principles of training and pruning are: keep strong main vines to ensure rational use of space; remove old canes and keep few; keep medium and long branches, remove short branches and basal branches; remove diseased, weak, overcrowded and senescent branches. (1) Trunk heading: after transplanting, the trunk must be headed. The standard for trunk heading is: select and keep 2-3 plump buds, and cut back at 3-5 cm from the ground diameter. The time for trunk heading is the following spring, after the snow melts and before the plant begins to grow. After the plant sprouts, keep 2 strong vines, and no more than 3. After trunk heading, use 2 strands of acrylic wool, tie one end together and fasten it to a wooden stick about 10 cm long,
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What are the key points of the training technique for Schisandra chinensis?
The vines of Schisandra chinensis are soft and cannot stand upright; they need to attach to a support and twine upward to grow. Therefore, its training work includes two tasks: setting up supports and pruning. (1) Setting up supports In the year of planting, Schisandra chinensis shows considerable variation in growth amount. Under conditions of poor seedling quality and poor management, plant height generally reaches only 50-60 cm, but after stumping pruning, the average growth height in the second year can reach more than 150 cm, and by the third year it can cover the trellis surface. So generally, supports can be set up in the spring of the second year (early to mid-May).
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Selection and Training Methods for Peach Orchard Tree Structure
In northern China, peach cultivation is mainly based on the three-main-branch cup-shaped open-center form, with each main branch usually bearing 1 or 3 large secondary branches, at a height varying from 30-70 cm, scaffold branch angles of 30-80°, and tree height varying from 2-4 m; planting methods are also not uniform. Overall, there is a lack of relatively appropriate standards. In recent years, the author investigated peach orchards in Pinggu and in Mancheng, Laoting, and other places in Hebei, and offers the following views on peach orchard tree structure for reference. 1 Selection of peach orchard tree structure 1.1 Planting method
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How to train a dog to roll over: methods and detailed steps
If the dog has already learned the two commands "down" and "stay," then teaching it to roll over is very easy. Have it lie down, then command it: "Roll over!" While giving the command, grasp its chest and roll it from one side to the other to express your meaning. During the initial practice, do it several more times, and stop using your hand to help it roll as soon as possible. When it is begging for something, it will pay attention to your fingers, its eyes fixed on the food in your hand. Hold the hand with the food higher than its nose, curve your hand into an arch, and move it from the left, past its body to the ground, and then
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Key Points and Methods of Edible Mushroom Strain Preservation Explained in Detail
Strains are a major biological resource and the primary means of production in edible mushroom cultivation. After a superior strain has been selected and bred, its excellent traits must be kept unchanged, or changed as little and as slowly as possible, so that production performance is not reduced and it can be used in production over the long term. Therefore, strain preservation is of great significance in edible mushroom production. I. Principles of strain preservation There are many methods of strain preservation, but the principles are much the same. First, select excellent pure strains. Use the spores, spore bodies and vegetative forms of microorganisms; second, according to their physiological and biochemical properties,
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Methods and Key Techniques for Preserving Edible Mushroom Strains
Two methods are usually used for preservation: the slant low-temperature preservation method. This is the simplest preservation method, in which vigorously growing, uncontaminated slant tubes are placed in a refrigerator and preserved at a low temperature of 4°C~6°C, after which they are subcultured onto fresh slant medium every 2~3 months and, after incubation, preserved again. The other is the liquid paraffin preservation method. In this method, sterilized liquid paraffin is injected in a sterile room into the slant tubes to be preserved, with the paraffin added to a level 1 cm above the slant. Then a wooden stopper or rubber
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