First, look at growth stages selected in accordance with cropping system, in southern Hebei, such as 7 to 10 days before interplanting wheat harvest, should be chosen growth of 95 to 105 days, preferably cooked varieties; if the wheat harvest mechanical tillage, should to select early maturing varieties mainly growth period of 90 to 95 days is appropriate.
Â
Second, consider the adaptive selection of the biological characteristics and morphological characteristics of the variety and local environmental conditions and production conditions, and have excellent characteristics of resistance to fertilizer, disease, insect, and lodging. For new varieties that have not been planted in the local area, a small amount of trials should be carried out first to avoid " not accepting water and soil " .
Â
Third, according to the purpose of cultivation, the selection of grain type mainly considers the grain yield of corn; the grain and feed combination should consider the grain yield and the yield of stems and leaves, the plants with high plant height and individual biomass; the corn should be considered for fresh corn. The size of the stick and the high sugar content of the kernel, high viscosity.
Â
Fourth, the selection of high purity varieties is one of the important factors to increase production. According to the test, the purity of corn seeds is reduced by 1% , and the yield per mu is reduced by 16.05 kg.
Â
Source: China Agricultural Promotion Network
Every layer of 5.5mm WPC Vinyl Flooring sets WPC vinyl apart. All of our WPC floors feature luxury virgin vinyl surfaces in a stylish array of colors and designs, WPC features a layer of luxury vinyl protected by a transparent heavy-duty wear layer.
Printed décor film offers WPC Vinyl Flooring is available in a lovely range of colors to suit any dècor plan.
The layered underlayment structure of WPC ensures the vinyl layer takes the impact for maximum sound reduction capability. No squeaking or that cold, hollow echo from laminate floors. This is one quiet material! Some even feature premium attached cork padding.
5.5MM WPC Vinyl Flooring,WPC Core,WPC Vinyl Plank Flooring,WPC Vinly Plank Flooring
GreenOmni Surface Co., Ltd , https://www.greenomnifloors.com