-
How to distinguish male from female pigeons? These identification methods are simple and practical
There is the body shape identification method: male pigeons are larger in body shape, with a broad top of the head and two feet slightly raised, and a thick, short, and relatively hard neck; female pigeons have a compact and graceful body structure, an elongated whole head, eye rings close to the head, smaller beak cere, and a slender, relatively soft neck. The temperament identification method: male pigeons have a majestic bearing, are active and aggressive, and make cooing calls; female pigeons have a gentle and quiet bearing, are not aggressive, have weaker resistance, and do not peck or only make low muffled cooing sounds. The feather identification method: the thicker the neck feathers of male pigeons, the more they show a purple-green metallic luster and are relatively bri
-
How to control the copper-green chafer? Practical methods shared
(1) Manual control: During the peak emergence period of adults, in the evening, kill the adults by combining artificial tree shaking with light traps outside the orchard. (2) Chemical control: In the early emergence period of adults, spray 2.5% trichlorfon powder on the tree disks of orchards with high insect density, then shallow hoe and mix it in, which can kill the adults that have emerged from the soil; during the peak period, before dark, spray the trees with 80% dichlorvos emulsifiable concentrate at 1000-1500 times dilution, adding 20% fenvalerate emulsifiable concentrate at 2000 times dilution, and spray again after 7-10 days (avoiding the flowering period), which can control the damage. Other chafer species can be controlled by
-
How to Identify the Quality of Fish Fry? An Introduction to Practical Methods
Fish farmers have accumulated a wealth of experience in practice, among which the methods for identifying the quality of fish fry are both simple and practical, and are worth learning by farmers everywhere. The first is to directly observe and assess the fish's body condition with the naked eye. Superior fish fry: fry of the same age and same species are uniform in size, with small heads and thick backs, bright body color, moist and glossy skin, and no parasites. They swim actively, gather in schools, have a strong ability to swim against the current, and react quickly when startled; whereas inferior fish fry are uneven in size, with large heads and narrow backs, thin tail stalks, dull body color, and injured body surfaces or parasites. They swim
-
How to prevent and treat pica in pigs? A detailed explanation of practical methods
When pigs crave and eat things they normally do not eat, it is called pica. Pica is a symptom caused by metabolic disorders and nutritional deficiencies, and it generally tends to occur in piglets and sows raised indoors. There are many causes of pica, and it mainly generally occurs in young pigs and sows. 1. Causes: improper feed formulation, lack of vitamins, minerals such as phosphorus and calcium, and certain elements such as iron, copper, manganese, cobalt, or inorganic salts. Other conditions such as chronic gastroenteritis, osteomalacia, and parasitic diseases can also cause it. 2. Symptoms: young pigs like to gnaw soil, pen wood, sand
-
The principles of kitchen waste composting and how to make a compost bin, eco-friendly and practical
Nowadays, we all want a good ecological environment, and many people are making compost, which is both eco-friendly and practically useful. So how do you make compost? Do you know? Let's take a look together. For composting to succeed, you must provide the right amount of water, air,
-
A Detailed Guide to Vegetable Growing Techniques and Practical Methods
If you are a first-time vegetable grower, it is best to grow wild vegetables. So-called wild vegetables include such plants as Madeira vine, Gynura bicolor, sweet potato leaves, ginseng herb, aloe, Taiwan angelica, and shungiku. Wild vegetables are easy to grow and high in energy, but they have a distinctive taste of their own, so insects dislike coming near them, and they can grow well without pesticides
-
Control methods for the grape flat snail, practical tips for pest and disease prevention and control
Control of the flat snail in vineyards: Grapes also have many pests and diseases. Today let us first learn about snail control. The vineyard flat snail is an important pest of grapes, and traditional control methods are not very effective. Using the PET bottle method to control the flat snail can achieve 95-100%
-
How to manage perennial invasive weeds? An introduction to practical control methods
Weed control: no matter what crop you grow, weed problems will always exist, so how do you manage weeds? Do you know how? If not, then let's find out together. The interference of weeds with the normal growth of crops differs from the damage caused by pathogens and insects and other pests (p
-
Practical Shiitake Cultivation Techniques and New Fast-Growing, High-Yield Technology
The scientific name of shiitake is Lentinus edodes. It is a low-calorie food; eating 50 grams of shiitake per day provides only 15 calories. Its protein and fiber content is also high, and it is rich in calcium. In addition, shiitake contains two components that have been proven to have medicinal effects, namely shiitake mycelium extract (LEM) and lentinan, both of which are currently sold as commercial products.
-
Practical Techniques for Shiitake Cultivation and New Techniques for Fast-Growing, High-Yield Production
The scientific name of shiitake is Lentinus edodes. It is a low-calorie food; eating 50 grams of shiitake per day provides only 15 calories. Its protein and fiber content are also high, and it is rich in calcium; in addition, shiitake contains two components that have been proven to have medicinal effects, namely
条件筛选