3.Methods of testing China uplands cotton fibre fineness and maturity coefficient rapidly by constant pressure airometer is discussed.
对采用定压式气流仪快速测定我国陆地棉纤维细度和成熟度系数的方法进行了探讨。
4.The sandy soil that upland lime calcium pledges earth and fluvial two sides reach alluvion, sandy loam 4 kinds big.
丘石灰钙质土和河流两岸及沙洲的沙土、沙壤土等四大类。
5.The interplant approach of bulbus Fritillariae Thunbergii with peanut, upland rice, spring corn and autumn soybean could be popularize for bulb oversummer.