CROP MANAGEMENT

According to an example aspect of the present invention, there is provided a method comprising obtaining a sample of a lot of agricultural grain kernels, determining, from the sample, a kernel protein concentration as a first function of kernel size, determining, from the sample, a kernel mass as a second function of kernel size, determining, from the first function and the second function, a kernel protein mass as a third function of kernel size, and determining, from the second function and the third function, an effect of a sieving operation on a protein concentration of the lot of agricultural grain kernels.