Spring Onion Soil Fertilization

For the on-site fertilization of spring onions, spring onions avoid continuous cropping, spring onions should be selected for loose fertile, well-drained, 1-2 years did not grow onion and garlic plots. Spring onions have a long growth cycle, require large amounts of fertilizer, but also soften the earth, when the site preparation to deep plowing, the north and south to do 畦, 畦 width 60-90 cm, ditch width 30-40 cm. Suizhong Kaiding planting ditch, groove width 20 cm, depth 13-17 cm, one side of the ditch wall should be vertical, so as not to bend the onion seedlings after planting is not correct. In the cultivation ditch, 3000-5000 kg organic fertilizer and 100 kg compound fertilizer are mixed with the soil to make it fine and loose.

Manual Resuscitator

Manual resuscitator with oxygen tubing, reservoir bag and pressure limiting valve.

With mask or without mask.

With PEEP valve or without PEEP valve.

Reusable Silicone Manual Resuscitator

Disposable PVC Manual Resuscitator

The resuscitator is intended for pulmonary resuscitation. The range of application for each version is:

● Adult: adults and children.

● Pediatric: children and infants.

● Infant: infants and neonates. The resuscitator can be used as normal for continued oxygen supply and assisted ventilation

Manual Resuscitator,Manual Oxygen Resuscitator,Adult Infant Resuscitator,Pulmonary Resuscitator

Hangzhou Trifanz Medical Device Co., Ltd , https://www.cfzmeds.com