Using accumulated temperature measures to predict plant development may provide guidance on timing of management practices to minimize competition between warm
In spite of the relevance of current studies on the importance of organic fertilizers such as animal manure in improving the health of ecosystems, little is kno
Heifers grazing winter range require supplemental nutrients to complement dormant forage to achieve optimal growth and performance. A study was conducted to eva
With the increase of population and the development of social economy, contradiction between water supply and demand of Shiyang River Basin become more outstand