在烤烟的不同生育期分别进行灌水处理，并在灌水前后分别进行叶绿素和农艺性状的测定。结果表明，团棵期土壤含水量65％～75％，旺长期、现蕾期......

Based on the principles of system engineering,economics theory and local conditionof production,studies carried out by t......

小麦花培后代农艺性状选择李利蓉关键词小麦，花培，农艺性状ＰＲＥＬＩＭＩＮＡＲＹＳＴＵＤＩＥＳＯＮＴＨＥＳＥＬＥＣＴＩＯＮＯＦＡＧＲＯＮＯＭＩＣＡＬＣＨＡＲＡＣＴＥＲＯＦＡＮＴＨＥＲＣＵＬＴＵＲＡＬＰＬＡＮＴＳＯＦＷＨＥＡＴ￥ＬｉＬｉｒｏｎｇ（Ｃｈｅｎ...更多还原......

The aim of the study was to investigate distribution, enrichment and accumulation of heavy metals in soil and Trigonella......

The characterization of agronomically important genes has great potential for the improvement of wheat.However,progress ......