Method for determining summer maize canopy SPAD value estimation model based on hyperspectral technology
A technology for estimating models and determining methods, which is applied in the field of agriculture and forestry, can solve the problems of not establishing a model for estimating the chlorophyll content of summer maize canopy, and achieve the effects of rich sample data, improved reliability, and accurate conclusions
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[0045] The specific embodiments of the present invention are described below so that those skilled in the art can understand the present invention, but it should be clear that the present invention is not limited to the scope of the specific embodiments. For those of ordinary skill in the art, as long as various changes Within the spirit and scope of the present invention defined and determined by the appended claims, these changes are obvious, and all inventions and creations using the concept of the present invention are included in the protection list.
[0046] Such as figure 1 Shown, a kind of determination method based on hyperspectral summer maize canopy SPAD value estimation model, comprises the following steps:
[0047] S1, using a small-scale lysimeter to test plant summer corn, and monitor the original spectral reflectance and SPAD value of the summer corn canopy;
[0048] The method for measuring the original spectral reflectance of the summer corn canopy in the abov...
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