国产在线观看好色尤物-国产在线观看黄av免费-国产在线观看黄色-国产在线观看激情-国产在线观看精-国产在线观看精品

[Industry News] 2017 Tengzhou area Xisen 3, 6 high yield awards ceremony

2017.07.12July 5, 2017, by xisen group jointly national potato engineering and technology research center, Tengzhou City Agriculture Bureau, Shandong Province Potato Association co-organized the "2017 Tengzhou area Xisen 3, 6 high yield awards ceremon

[Industry News] 2017 China Potato Conference ended successfully!

2017.06.21June 18, 2017 China Potato Conference and China. Guizhou (Bijie) Potato Industry Expo to "potato industry and precision poverty alleviation" as the theme in Bijie opening. On the same day, more than 1,400 people at home and abroad gathered i

[Industry News] China's potato is expected to drive the value of agricultura

2017.04.17? Now in many large supermarkets, consumers can buy all kinds of potatoes made of staple products. Potato staple products in changing people's eating habits,