Results 1 to 10 of about 57 (49)

Smutgrass Control in Perennial Grass Pastures

open access: yesEDIS, 2009
Revised! SS-AGR-18, a 4-page illustrated fact sheet by Brent Sellers, J. A. Ferrell, and J. J. Mullahey, describes the biology and outlines control recommendations for this serious weed of improved perennial grass pastures, roadsides, natural areas, and ...
Brent Sellers   +2 more
doaj   +8 more sources

Smutgrass Control in Perennial Grass Pastures

open access: yesEDIS, 2015
Smutgrass is a serious weed of improved perennial grass pastures, roadsides, natural areas, and waste areas in Florida. A 2003 survey found that smutgrass was second only to tropical soda apple as the most problematic weed species in Florida pastures ...
Brent Sellers   +2 more
doaj   +7 more sources

Smutgrass Control in Perennial Grass Pastures

open access: yesEDIS, 2020
This 4-page document provides an overview of smutgrass biology, control, and general recommendations. Written by Brent Sellers, Neha Rana, José Luiz C. S. Dias, and Pratap Devkota, and published by the UF/IFAS Agronomy Department, revised October 2020.
Brent Sellers   +3 more
doaj   +1 more source

Failure analysis of 2nd stage LP compressor rotor blades of aeroengines

open access: yes, 2009
Evidences suggest that the damages observed on the stator vanes as well as rotor blades of LP compressor were caused by foreign object and therefore, it can be termed as foreign object damage (FOD). The nature of damages indicates that the foreign object
Sujata, M   +4 more
core  

Predicting Gallium Melting Problm on Structured and Unstructured Grid

open access: yes, 2010
結構性網格與非結構性網格都是用來求解計算流體力學的基本工具, 種不同問題皆有相當多文獻探討,很少有對同一問題作進一步比較, 而且對於本主頁數值處理之良贏,會深深影響流力、熱傳的物理現 象。基於以上原因,本文以結構性網格與非結構性網格求解鎳鎔化暫 態過程,結構性網格方面使用普遍處理對流項之Power-Law Scheme 求解錄鎔化暫態過程,更進一步使用精確度較高之 Second-Order Upwind 處理對流頃,求出之結果與實驗值中固液 介面位置比較大致吻合。Second-Order Upwind ...
劉政湖; 洪祖昌
core  

Isolation and Characterization of Bovine RVA from Northeast China, 2017-2020. [PDF]

open access: yesLife (Basel), 2021
Cheng X   +13 more
europepmc   +1 more source

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