nitrogen use efficiency  第1页

Analysis of high and stable yield characteristics of "Kn199" winter wheat cultivar How nitrogen and drought stress affect growth and nitrogen use efficiency for Fuji and Qinguan apple seedlings Regulation of nitrogen application rate on temporal and spatial distribution of roots and nitrogen uptake in different N use efficiency maize cultivars Effects of intercropping time and planting density on nitrogen use efficiencyof melon-sunflower intercropping system