Summer heat and forage growth
Trader’s Dispatch, August 2023 — Page A17
By Jerry Volesky, UNL We are in what is typically the hottest part grow rapidly while maintaining reasonable THANK forage quality and good root growth. With of the summer and we need to consider how YOU drought conditions, also be aware of the pothese temperatures affect our pasture and forage plants. tential for the seeded summer annual grasses The two primary plant classifications are to accumulate nitrates. warm-season and cool-season and this is As you graze or hay, be aware of the stress based on basic plant physiology and their weather is putting on your forage. When it’s specific photosynthetic pathway. Practically too hot, allow plants a longer recovery period speaking, and as their names suggest, every before the next grazing. And don’t expect plant species has a specific temperature range high feed values or good animal gains when in which it maintains growth. the nutritional goodies are burned right out When it gets hot, 90 plus degrees, coolof the plants. season plants such as bromegrass, orchard Proper expectations and management grass, fescues, needlegrasses, and wheatadjustments can limit the stress from hot grasses all struggle and will have a very slow weather. growth rate, even if there is plenty of moisture. When it is very dry, these cool-season Severinsen Irrigation LLC 406-467-3999 grasses may completely stop Brett’s Cell 2231 HWY 89 Fairfield, MT 59436 growth and have gone into a 406-590-5003 summer dormant state. Warm-season grasses are just the opposite. Millet, sudangrass, sorghums, and our native bluestems, gramas, switchgrass, and other warm-season grasses thrive when the temperature is around 90 degrees. Their metabolism runs at peak efficiency when it is hot so they
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##### I wanted to hurry my summer tan along, Lord, with a bit of self-tanning lotion. I just discovered the bottle or liquid I chose won’t do the trick. It’s after-bath moisturizing lotion. Help me find my glasses, please. ##### A bowl of salt next to the coffee and cream? Whew! You alerted me in plenty of time. Sugar...sugar is what I meant to put out for my company.
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