Greenhouse vegetable production of special equipment was originally nursery greenhouses, along with the development of greenhouse production applications become increasingly widespread. Greenhouse cultivation: Summer sun rain seedling cultivation. Southern region from late June to early August nursery greenhouses manufacturers, temperature and light thunderstorms and typhoons and storms, seriously affecting the production and early Qiucai vegetable seedling nursery greenhouses construction, shade net, non-woven applications, promote greenhouse and nursery in summer play a role in the cultivation. Greenhouse vegetable production of special equipment was originally nursery greenhouses cost, along with the development of greenhouse production applications become increasingly widespread. Greenhouse shade covering the role: shading effect. Shade net, so shed light intensity was significantly reduced, the greater the density specifications, the sun, the better, the same specifications as the black shading effect is better than silver. Usually black shading rate of 42% -65%, silver 30% -42%.