High-tech plastic packaging is the future direction

High-tech plastic packaging is the future direction Clicks:655 Release time:2011/5/6 The 21st century is a century of environmental protection. Environmental issues are becoming more and more important. Resources and energy are becoming more tense. Building a circular economy ......

Basic classification of packaging machinery

Basic classification of packaging machinery Clicks: 589 Release time: 2011/5/6 The basic classification of packaging machinery: There are many classification methods for packaging machinery. Each classification method has its own characteristics and scope of application, but i ......

Locust: picking and treating seedlings

Recently, with the recovery of temperatures in major wheat regions in China, wheat production in the main producing areas has begun to enter the greening and jointing stage. In addition, this year's drought has resulted in poor wheat seedlings and weak resistance in some wheat regions in China, ......

Water requirement characteristics of different vegetables

For different vegetables, the underground water absorption ability of roots and the water consumption capacity of the aboveground leaves are different. If the root system is developed, the water absorption capacity will be strong, and the leaf area will be large, and the transpiration effect of veg ......

The breeding prospects of gossip chicken

Bagua chicken is a new breed of special poultry that has been artificially purified and developed in China. It was originally an ornamental animal in the zoo and has a high food value. Its feeding requirements are not high, the disease resistance is very strong, easy to raise, and has the advantage ......