小麦新品种对比试验研究

在山西省祁县某村石灰性褐土上进行了8个小麦品种试验。试验结果表明：轮选987具有分蘖力强，生育期略长，株高稍矮，穗大粒多，千粒重高等综合特点，经济产量超过511kg，是8个品种中经济效益最高的。其次是晋太19、晋太65、晋太69等晋太系列。穗大粒重，产量显著高于对照，这4个新品种可以作为该县今后小麦生产品种更换的后备品种。

Contrast Experimental Investigation on the New Wheat Varieties

The test on eight wheat varieties has been made on the drab calcareous soil of one village, Qixian County, Shanxi Province. The test results show that the variety of Lunxuan 987 has the best economic benefit among the eight varieties with the comprehensive features of stronger tillering ability, little longer growing period, little shorter plant height, bigger tassel and more grains, and higher thousand-grain weight, and its economic yield is more than 511 kg. The next best varieties are Jintai 19, Jintai 65, Jintai 69 and other Jintai series varieties with bigger tassel and more heavy grains, their yield is obviously higher than the check variety. The four new varieties can be used as the reserved varieties for the wheat variety replacement in this county.