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Evaluation of BC Williams and PI1/6 pear cultivars for their compatibility with 49 quince genotypes and their susceptibility to fire blight: Short communicaton
compatibility fire blight pear PI1/6 quince Williams
2015/1/22
In this study, the compatibility of the pear cultivars PI1/6 and BC Williams with 49 quince genotypes was evaluated. The results showed that the cv. PI1/6 had a good compatibility with several of the ...
Williams E无血清培养基中绵羊皮肤游离毛囊的培养
毛囊 Williams E无血清培养基 培养
2009/6/10
[ 目的] 为研究哺乳动物毛囊的生长机理提供依据。[ 方法] 将分离的蒙古绵羊皮肤毛囊接种到Williams E 无血清培养基上, 研究
蒙古绵羊皮肤毛囊的体外生长规律, 并分析在Williams E 无血清培养基中添加胰岛素和氢化可的松对绵羊皮肤毛囊生长和形态的影响。
[ 结果] 在Williams E 无血清培养基上,87 .5% 绵羊皮肤毛囊生长良好, 其平均生长期为19 d , 平均生...
The Effects of Different Amino Acid Chelate Foliar Fertilizers on Yield, Fruit Quality, Shoot Growth and Fe, Zn, Cu, Mn Content of Leaves in Williams Pear Cultivar（Pyrus communis L.）
Amino Acid Chelate Foliar Fertilizers Yield Fruit Quality Shoot Growth Fe Zn Cu Mn Content
2009/1/15
In this study, utility opportunities of three different amino acid chelate foliar fertilizers in Williams pear trees ( Pyrus communis L.) on seedling for reduction in yield, fruit quality and growth r...
Secretary Johanns Appoints Keith Williams Press Secretary
Keith Williams Press Secretary agricultural
2006/12/21
WASHINGTON, Dec. 13, 2006-Agriculture Secretary Mike Johanns today announced the selection of Keith Williams as Press Secretary for the U.S. Department of Agriculture.