研究结果表明，降低强筋小麦苏徐2号基本苗数，有利于改善群体结构，提高小麦产量。
This result of study indicates, reduce number of seedling of strong gluten wheat Suxu 2, favorable to improve colonys structure, improve the the wheat yield.
对23份自育的甘薯品系、台湾薯、川山紫、徐91-51-1和京杂4号等甘薯良种的叶片叶绿素含量和净光合速率进行了测定，对照品种为甘薯良种徐薯18。
Chlorophill content and net photosynthesis rate were tested in 23 sweet potato varieties and 5 commercial varieties, Taiwan Shu, Chuanshanzi, Xu91-51-1, Jingzha 4 and Xushu 18( as a control).
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