   Green manure has the function of providing nutrients, improving soil and reducing soil erosion, and its cultivation techniques include suitable sowing date and sowing amount, improving seeding quality and strengthening field management. The main green manure crops include hibiscus, Chinese milk vetch, Tianjing, eccentric, alfalfa, and sandalwood.
     Use green manure technique: generally green manure turned at anthesis pressure, plowing depth 10--20 cm plowing amount 1000--1500 kg exploded speed green manure, turning over time is determined, may be utilized diversified development of green manure.
New student desks and chairs, you can lie down and lift
Two desktops have different options
The desktop adopts a secure rounded corner design,Hidden school bag hook.
The front edge of the seat and cushion adopts a wave design, which effectively reduces the pressure on the hips and waist.
School Furniture,Student desks and chairs,Nap Chair,Kids study desk,Student lunch desk.
FOSHAN CITY LESHUN RONGHUI FURNITURE CO.LTD , https://www.ronghuifurniture.com