Light rotation film can raise the greenhouse's temperature, enhance the photosyntheticefficiency, and accelerate the crops growth.
转光膜能能提高棚温、增强光合速率，促进作物生长。
2
HYV is required to possess higher photosyntheticefficiency and respond to high rates of nitrogen fertilizer and resist to lodging as well as maximize yield components.
高产品种要具备高光合效率、高施氮量的反应、倒伏并使产量构成因素最大化。
3
The wheat is one of the important grain crops in China, It is important to reveal the mechanism of photosynthetic to improve the photosyntheticefficiency and increase yield.