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Plant Sciences

Tennessee State University

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Full-Text Articles in Life Sciences

Mulch Treatment Effect On Weed Biomass And Yields Of Organic Sweetpotato Cultivars, Sochinwechi I Nwosisi, Dilip Nandwani, Dafeng Hui Apr 2019

Mulch Treatment Effect On Weed Biomass And Yields Of Organic Sweetpotato Cultivars, Sochinwechi I Nwosisi, Dilip Nandwani, Dafeng Hui

Biology Faculty Research

Weeds are a challenge, particularly in organic agriculture, due to restrictions on the application of synthetic herbicides and chemicals. A preliminary cultivar evaluation trial of organic sweetpotato was conducted in 2015 at Tennessee State University certified organic farm. Three mulches: wheat straw, pine needle, and black plastic mulch, along with a control (no mulch), were evaluated for their weed management abilities in a sweetpotato field. Four cultivars of sweetpotato were planted in 0.91 m wide mulch beds with 0.3 m row spacing anddrip irrigated with four replications. Data was collected during the growing season on the dry weight of weeds …


Effects Of Fly Ash Application On Plant Biomass And Element Accumulations: A Meta-Analysis, Chih-Li Yu, Qi Deng, Siyang Jian, Jianwei Li, Kudjo E. Dzantor, Dafeng Hui Apr 2019

Effects Of Fly Ash Application On Plant Biomass And Element Accumulations: A Meta-Analysis, Chih-Li Yu, Qi Deng, Siyang Jian, Jianwei Li, Kudjo E. Dzantor, Dafeng Hui

Biology Faculty Research

Fly ash generated from coal-fired power plants is a source of potential pollutants, but can be used as a soil ameliorant to increase plant biomass and yield in agriculture. However, the effects of fly ash soil application on plant biomass and the accumulation of both nutrient and toxic elements in plants remain unclear. Based on 85 articles, we conducted a comprehensive meta-analysis to evaluate changes in plant biomass and concentrations of 21 elements in plants in response to fly ash application. These elements included macro-nutrients (N, P, K, Ca, and S), micro-nutrients (B, Co, Cu, Fe, Mn, Mo, Ni, and …


Effect Of Organic, Inorganic Fertilizers And Plant Spacing On The Growth And Yield Of Cabbage, Md Ashraful Islam, Golam Ferdous, Ayasha Akter, Md Mokter Hossain, Dilip Nandwani Mar 2017

Effect Of Organic, Inorganic Fertilizers And Plant Spacing On The Growth And Yield Of Cabbage, Md Ashraful Islam, Golam Ferdous, Ayasha Akter, Md Mokter Hossain, Dilip Nandwani

Agricultural and Environmental Sciences Faculty Research

The impact of chemical farming and the negative consequences on the environment and human health in Bangladesh are on the rise. Organic farming is gaining attention and increasing globally because it is eco-friendly, safe and has benefits for human health. A field study was conducted at the horticulture farm of Bangladesh Agricultural University (BAU), Mymensingh, to evaluate the growth and yield performance of cabbage cv. Atlas—70 using organic and inorganic fertilizers in various plant spacing arrangements. Two factor experiments were conducted on plant spacings of 60 cm × 40 cm (S1), 60 cm × 50 cm (S2) and 60 cm …