Excessive moisture is unfavourable for soybean germination.水分过多对于大豆萌发是不利的.At the onset of germination, the hypocotyl elongates rapidly by cell enlargement.萌发开始时, 下胚轴依靠细胞增大而迅速伸长.The method of germination: selecting seeds,...
The older strata gradually disintegrate.较老的岩层渐渐风化.Contained within the rock strata is evidence that the region was intensely dry 15,000 years ago.岩层中有证据表明,该地区在15,000年前曾经非常干旱。We can follow the history of life through the ...
食道的后端是嗉囊.At the posterior end of the oesophagus is the crop.结果表明, 嗉囊、腺胃和肌胃内食糜pH随 日龄逐渐增加,而小肠内食糜pH随 日龄变化不大.Chyme pH in crop, proventriculus and gizzard increase gradually with age....