Knowing the total Nitrogen content (Nt) of forage maize (Zea mays) is important so that decisions can be made quickly and efficiently to adjust the timing and amount of both irrigation and fertilizer. In 2017 and 2018 during three growing cycles in two study plots. leaf samples were collected and the Dumas method was used to estimate Nt. During the same growing seasons and on the same... https://www.mabelandfoxs.shop/product-category/sound-machine/