Compare the efficiency of 4 various DNA extraction methods on different plants, using the young leaves of soybean, cucumber, rice and maize as materials.
以大豆、黄瓜、水稻、玉米的幼嫩叶片为材料，采用4种不同的DNA提取方法，比较不同方法的DNA提取效率。
The basic formula and technology of green soybean fish paste canning for infants and young children were studied.
研究了婴幼儿青豆鱼泥罐头的基本配方和加工工艺。
The basic formula and technology of green soybean fish paste canning for infants and young children were studied.
研究了婴幼儿青豆鱼泥罐头的基本配方和加工工艺。
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