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发表于 2006-7-22 20:17
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来自: 福建省厦门市海沧区 电信
<p class="MsoBodyText" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: Tahoma; mso-ascii-font-family: Tahoma;"><font color="#5c44bb" size="4">播种表</font></span></p><p><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-bidi-font-size: 12.0pt;"><font color="#5c44bb" size="4">根据种子光敏性,确定播种后盖土与否按照种子发芽对光照要求不同,把种子分成嫌光性种子、喜光性种子和不敏光性种子三大类,嫌光性种子必须在黑暗条件下才能正常发芽,喜光性种子则在见光照不敏感。根据种子的这些特性,嫌光性及不敏光种子播种后必须盖上薄土,而喜光性种子播种后则无须盖土,这是播种成功与否非常关键的一环。由于喜光性种子播种后裸露于土表,因此,播种后还必须要采取保湿措施,防止种子发芽后失水干枯死亡,一般采用塑料薄膜覆盖保温,但要注意通风,尤其在高温条件下避免过热。</font></span></p><p><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-bidi-font-size: 12.0pt;"><span lang="EN-US" style="FONT-SIZE: 18pt; COLOR: #ee11ee; FONT-FAMILY: Tahoma; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体; mso-bidi-font-size: 9.0pt;"><shapetype id="_x0000_t75" stroked="f" filled="f" path="m@4@5l@4@11@9@11@9@5xe" opreferrelative="t" ospt="75" coordsize="21600,21600"> </shapetype></span></span></p>
部份花种播种表~~
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部份花种播种表~~
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部份花种播种表~~
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