搜索结果: 1-3 共查到“农学 Softwood”相关记录3条 . 查询时间(0.09 秒)
Effects of Timing, IBA and Putrescine on Rooting and Shooting in Pyrus elaeagrifolia Pall., Softwood Cuttings
Timing IBA Putrescine Rooting Shooting Pyrus elaeagrifolia Pall Softwood Cuttings
2009/1/15
The effects of 0, 1000, 4000, 8000 and 10000 ppm IBA, and the combination of 150 ppm putrescine with 4000 and 8000 ppm IBA on the rooting and shooting of softwood cuttings was examined. The cutting w...
Effect of Indole-3-Butyric Acid and Different Strains of Agrobacterium rubi on Adventive Root Formation from Softwood and Semi-Hardwood Wild Sour Cherry Cuttings
Sour cherry softwood and semi-hardwood cutting Agrobacterium rubi IBA adventive rooting
2009/1/13
This study was conducted to evaluate the effects of a range of Indole-3-butyric acid (IBA) concentrations (250, 500 and 750 mg 1-1) alone and in combination with three strains of Agrobacterium rubi (A...
ENDOTOXIN EXPOSURE AMONG SOFTWOOD LUMBER MILL WORKERS IN THE CANADIAN PROVINCE OF BRITISH COLUMBIA
endotoxin sawmills wood dust occupational diseases
2010/12/27
An increased prevalence of respiratory problems among softwood lumber mill workers has been observed in a number of studies.