Due to continuous cropping for many years, vegetables in heavy crops cause a large accumulation of pathogenic bacteria and harmful substances excreted by plants themselves. Root-knot nematodes occur in large areas, resulting in serious vegetable root diseases, debilitating growth, declining qualit

The scientific thinning of walnuts not only benefits the development of the tree, saves a lot of nutrients and water, increases the nut production and quality of the year, but also helps the growth of new shoots, ensures the output of the following year, and improves the yield of walnuts. The main

Release date: 2009-10-14 Self-examination can increase people's alertness to cancer, and the right approach can make it more effective. Recently, American oncology experts wrote on the MSNBC website and other media, and recommended to people to pay attention to the monthly skin cancer self-

The jujube trees are planted in the autumn, with early germination, early flowering and stable results. Moreover, as the temperature gradually decreases, the wounds of the underground roots heal quickly, and the part of the aboveground evaporation is small, and the survival rate is high. The follo

Agricultural film can be divided into two categories according to its use: greenhouse film and plastic film. Specifically, the shed film is divided into a functional film and an ordinary white film, and the mulch film is divided into a functional mulch film and an ordinary mulch film. In China, th

Big bone chicken is also known as Zhuanghe chicken. The history of large-bone chickens has a long history. According to data, as early as 200 years ago, immigrants in Shandong brought large-scale Shouguang chickens from Shandong to Liaoning, where they crossed with local chickens, and were then sel

Scientific name: Hericium erinaceus (Bull. ex Fr.) Pers. Aliases: Hericium erinaceus, Hericium erinaceus, Hericium erinaceus, Robinia pseudoacacia, Drink Laba (Tibetan name) English name: Bears Head Hericium. Taxonomic status: Affiliated to Basidiomycetes, Non-Pleurotales, Hericidae, Hericium H

First, urea solution: commonly used concentrations of 0.5% to 1%, 0.5 to 1 kg of urea, 100 kg of clean water. Diamine content of urea toxic substances more than 1.5%, can not be used for foliar fertilizer. Second, urine washing mixture solution: with nitrogen supply, eliminate the two effects. We

In recent years, the cold shed tomato-tomato-celery three-cultivation continuous cropping cultivation technology promoted in Angezhuang Town of Yinan County has achieved great economic benefits after several years of cultivation practices. In 2008, each greenhouse (net area 0.6 ~ 0.7 mu) The avera

The rare earth, also called rare-earth microelement fertilizer or rare earth nitrate, is a new type of rare earth element fertilizer that was first introduced and promoted in China. Applying on greenhouse vegetables can promote photosynthesis, enhance plant resistance, and improve the adaptability

English name: McCords Box Turtle Common name: Origin and production period of roundback box turtle: For our unique species. Introduction: Adult carapace is red-brown, more uplifted, about 130mm in length, and has a low ridge in red. The rim of the abdomen is yellow and there is a dark spot tha