نتایج جستجو برای: crop rotation and soil microorganisms

تعداد نتایج: 16885004  

Journal: :Agronomy 2023

The large outbreak of banana Fusarium wilt has become a bottleneck limiting the industry’s development, and crop rotation is cost-effective essential measure to overcome obstacles monoculture. present work was carried out explore mechanisms how changes in soil chemical properties reestablishment microorganisms high-incidence soils are affected by plant residue. In this study, pineapple–banana p...

2016
Ruiping Yang Yanling Mo Changming Liu Yongqi Wang Jianxiang Ma Yong Zhang Hao Li Xian Zhang

Continuous cropping of watermelon (Citrullus lanatus L.) can lead to reduced yield and quality. We aimed to determine the effects of cattle manure addition and rotation with green garlic to improve yield and reduce disease incidence in watermelon and to examine the effects on the biological and chemical characteristics of the soil. Field experiments were performed during 2012-2014 on land previ...

2003
G. C. Van Kooten

Rates of soil erosion in the dryland cropping region of Saskatchewan are investigated under alternative cropping strategies. Chemical fallow is examined as an alternative to tillage fallow for moisture and soil conservation. Conclusions include: (a) flexible cropping increases net discounted returns and substantially reduces soil erosion compared to the predominant crop rotation; (b) chemical f...

2013
Shenzhong Tian Yu Wang Tangyuan Ning Hongxiang Zhao Bingwen Wang Na Li Zengjia Li Shuyun Chi

Appropriate tillage plays an important role in mitigating the emissions of greenhouse gases (GHG) in regions with higher crop yields, but the emission situations of some reduced tillage systems such as subsoiling, harrow tillage and rotary tillage are not comprehensively studied. The objective of this study was to evaluate the emission characteristics of GHG (CH4 and N2O) under four reduced til...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم 1392

gol-e-gohar iron ore mine of sirjan in southern part of iran is a large open pit that operates below the groundwater table and during mining operation, dewatering is required to prevent operation processes from flooding. current operation is going on by digging wells in or out of the pit and pumping to prevent flooding. as a result of the former dewatering operation a vast deep cone of depressi...

2006
FRANK L. YOUNG MARK E. THORNE DOUGLAS L. YOUNG

No-till cropping is an option for growers needing to reduce soil erosion in the Palouse annual-cropped region of the Pacific Northwest, which is well suited for wheat production. A 6-yr field study was conducted to determine optimum levels of fertilizer and herbicide inputs in a no-till continuous wheat crop production system. Three levels of nitrogen (N) and two weed management levels (WML) we...

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