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Effect of Plant Diversity and Nutrient Resource on WeedComposition and Density in Different Cropping Systems
Year: 2008
Abstract:
diversity and weed dry matter. In the
first year Shannon diversity index was highest in sesame and Ajowan monocultures (0.75
and 0.72, respectively). Different intercropping systems had the lowest Shannon index. In
the second year...
Evaluation of Plant Diversity and Nutrient Resource on Weed Diversity and Soil Microbial Respiration
Year: 2015
Abstract:
index. In the second year, Shannon index was highest in soybean (Sahar variety) monoculture (0.72) and 3 Millet species intercropping (0.71). More researches on the effects of crop diversity on weed population are needed in mixed intercropping...
Changes of Weed Flora and Species Diversity in Wheat (Triticum aestivum) Field of Gloestan Province after One Decade
تغییرات فلور و تنوع گونه¬ای جوامع علف¬های¬هرز مزارع گندم (Triticum aestivum) استان گلستان پس از یک دهه
Publisher: Ferdowsi University of Mashhad Pressانتشارات دانشگاه فردوسی مشهد
Year: 1397
Abstract:
بهمنظور شناسایی فلور و بررسی تنوع گونهای، کارکردی و ساختار جوامع علفهایهرز و همچنین بررسی تغییر فلور مزارع گندم استان گلستان طی یک دهه، جمعیت علفهایهرز در شهرستانهای مختلف استان طی سال زراعی 94-1393 مورد مطالعه قرار ...