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Soil management practices, such as tillage method or straw return, could alter soil organic carbon (C) contents. However, the effects of tillage method or straw return on soil organic C (SOC) have showed inconsistent results in different soil/climate/cropping systems. The Yangtze River Delta of China is the main production region of rice and wheat, and(More)
We have used double-label confocal microscopy to examine the relationships between the orientation of filopodial extension in mesoderm cells and the orientation of fibronectin-rich extracellular matrix fibrils during chick embryo gastrulation. We fluorescently labeled mesoderm tissue dissected from donor embryos by immersion in carboxyfluorescein and then(More)
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