Scientific name Lepidium lotifolium L.var. Affine C. A. Mey. Is a cruciferous perennial herb. Distributed in North China, Northwest China and Tibet. Damage crops or young forests. The morphological characteristics of the main root developed stout. Stems erect and glabrous, plant height 30-150cm,

Major pests and their control 1. Brown spot Symptoms: The main damage leaves, pedicels, stems. The early stages of leaf infection are round spots with brown rings on the edges, slightly convex and gradually expanding outwards. Sometimes the lesions are fused together into pieces, causing the lea

Liquid preservation at room temperature: It means that the diluted semen is stored in the environment around 20°C, and the storage time is very short, only 1 to 2 hours. Cryopreservation: The semen is stored in a 0°C to 5°C environment for several days. Special care should be taken to red

Our province is rich in pepper resources, seasonal production is strong, and the pepper is extremely resistant to storage, so the development of new types of pepper products has a good prospect for development. So, how to make chili products? The new method of processing kimchi and pepper suitable

1. After agricultural control of vegetables has been harvested, timely removal of defoliation and weeds from the field, burning, or manure reduction will reduce the number of insect populations in the field. 2. Chemical control chooses agents with short residual effect, easy photolysis and hydrol

CWB magnetic drive vortex pump (referred to as magnetic vortex pump ) is a new product that applies the working principle of permanent magnet coupling to centrifugal pump . It has reasonable design, advanced technology, low flow, no leakage, high lift, full sealing and res

Symptoms The pathogenic bacteria invade young fruit and invade many of the peduncles, thus spreading to whole guars. Diseased melon outside brown, rapid soft rot, humidity, diseased parts of melons grow white Jin Mao, which can be seen faintly in the top of M. villosa gray to black head. Finally,

In the winter season, many agricultural implements in the countryside are idle. For the coming year, it is very important to store and maintain these farm implements. 1, anti-iron parts rust. Most of the agricultural machinery currently in use is made of iron. If it is not well kept, it will easi

Squid (Astragalus membranaceus) is a cold-blooded fish with variable temperature. It has a strong adaptability to the environment. When the temperature drops below 10°C (growth temperature 15°C to 30°C), it rarely feeds and hibernates. In order to ensure safe wintering of carp, the water

In order to obtain high yields of summer sesame seeds, it is necessary to apply nitrogen, phosphorus, and potassium fertilizers in a timely manner. When fertilizing, it is necessary to pay attention to the principles of stability, accuracy, and standardization. A stable, stable seedling fertilize

"Barley Yellow and White Dew Heart" are two key seasons for high incidence of grass carp disease. At present, with the gradual increase of temperature and water temperature, grass carp has also entered the high season of disease. Grass carp, Astragalus membranaceus, refers to the mass d

Ryegrass is rich in nutrients, good in palatability, leaves no fluff, leaves are soft, and is an excellent feed for geese, and the feed intake can reach 100%. In general, each geese, goose, and geese have a feeding period of 70 days and a weight of 70 kilograms, which requires about 180-200 kilogr