Figure 1.
The variation of reflected, transmitted and intercepted PAR of all the plant densities over the growing period of cotton in 2011 (A, B, C) and 2012 (D, E, F).
Table 1.
Simulation equations of transmitted PAR, reflected PAR and intercepted PAR: y = Ax2+Bx+C.
Figure 2.
Vertical and horizontal distribution of TPAR at the early cotton developmental stage in 2011 (a, b, c) and 2012 (d, e, f).
Figure 3.
Vertical and horizontal distribution of TPAR at the flowering stage in 2011 (a, b, c) and 2012 (d, e, f).
Figure 4.
Relationship between the LAI and IPAR in 2011 (A) and 2012 (B).
Figure 5.
Relationship and fitted models between the cumulative IPAR and dry mass in 2011 (A) and 2012 (B).