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Adjusting for forage variability via on-farm analysis

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Material and Methods<br />

After scanning, samples were dried (55 °C),<br />

ground (1mm Wiley), and scanned <strong>on</strong> a Foss<br />

6500 grating m<strong>on</strong>ochromator NIRS (Foss<br />

NorthAmerica);<br />

Forages and TMR analyzed by NIRS using an<br />

updated (30 samples) in-house (USDFRC)<br />

calibrati<strong>on</strong> equati<strong>on</strong>:<br />

• aNDFom SECV = 0.89%DM R2 = 0.99<br />

• CP SECV = 0.42%DM R2 = 0.99<br />

Weekly samples of c<strong>on</strong>centrates were analyzed<br />

by AOAC Official Methods<br />

Getting More from Forages – July 29-30, 2009

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