نتایج جستجو برای: herbage yield production
تعداد نتایج: 769764 فیلتر نتایج به سال:
To evaluate the effect of planting method (PM), date (PD), and cultivar (CV) on yield, irrigation water use efficiency (IWUE), grain quality maize, a two-year field study was conducted during 2017 2018 growing seasons. The experiment arranged as split-plot factorial with three PD, including PD1 (July 1st), PD2 11th), PD3 23rd) main plots. Three PM direct seeding (DS), seed hydropriming (HP), tr...
Forage accumulation yields and nutritive value of 12 Urochloa cultivars pre-commercial lines (Mulato II, Cayman, Cobra, Marandu, Toledo, BRS Piatã, Paiaguás, Ruzi, Humidicola, BRO4/3025, BRO4/3207 BRO4/2515) were evaluated in a field trial Northeast Thailand during 2015–2018. Total herbage for over 3 years ranged from 15,800 kg DM/ha (Ruzi) to 33,800 (Toledo). Toledo produced the highest total ...
Ungrazed tallgrass prairie plots in the Kansas Flint Hills have been burned annually at 4 different dates since 1928. Time of burning markedly altered the physiognomy and was the crucial factor effecting vegetation change. Late-spring burning, coinciding with emergence of the warm-season perennial grasses, increased grass production and favored Andropogon gerardii and Sorghastrum nutans. Burnin...
Growth data were collected over 4 yr from 349 Brahman-Hereford F1, first-calf, lactating females that had been allotted as weanlings to either semiarid extensive rangeland (Uvalde) or humid improved Bermudagrass pasture (Overton) and to one of four herbage allowance levels at each location as yearlings. Heifers were wintered according to systems in local practice and maintained on allotted fora...
The objective of the present experiment was to describe the sward canopy structures of 3 different wheat (Triticum aestivum L.) pastures and relate them to short-term herbage intake rate and foraging dynamics by steers. Pastures were sampled for leaf and stem fractions at the bottom, middle, and top canopy strata. Sward surface heights and tiller and bulk densities were measured. Herbage was se...
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