传粉昆虫在大豆杂交育种中的应用

我国是一个农业大国，农业作为第一产业是我国经济社会发展的基础和保障，因此，在新时 代发展下不断提高粮食产量意义重大。大豆是我国农业种植的重要品种之一，我国大豆年种植面积 在五百万到七百万公顷之间，稳居世界第三位。据了解，自上个世纪八十年代以来，我国大豆种植面 积由于亩产量低、经济效益不好等原因的影响在逐年下降，这就导致当前我国每年需要从国外大量进 口大豆，在此背景下不断提升大豆育种质量，提高大豆单产意义重大。

Application Of Pollinators In Soybean Cross Breeding

China is a large agricultural country, agriculture as the primary industry is the foundation and guarantee of China's economic and social development, therefore, in the new era of development under the continuous increase of grain output is of great significance. Soybean is one of the most important varieties for agricultural cultivation in China. The annual planting area of soybean in China ranges from 5 million to 7 mil? lion hectares, ranking third in the world. It is understood that since the 1980s, China's soybean planting area due to the low yield per mu, poor economic benefits and other reasons in the impact of the decline year by year, which leads to the current annual need to import a large number of soybeans from abroad, in this con? text to continuously improve the quality of soybean breeding, improve the yield of soybeans is of great signifi? cance.