نتایج جستجو برای: plot arrangement with four replicates three different tillage systems including conventional
تعداد نتایج: 10630518 فیلتر نتایج به سال:
Hairy vetch (Vicia sativa L.) succeeded by corn (Zea mays L.)or grain sorghum (Sorghumbicolor L. Moench) were seeded insplit plots randomized within whole plots of no-tillage versus conventional tillage over four growing seasons (1980-83). The vetch-corn cropping system increased the density of Meloidogyne incognita 2.9 X more than the vetch-grain sorghum cropping system. I n contrast, the vetc...
The adoption of conservation agriculture and agroforestry has been cited as the solution to degradation low profitability challenges in drylands. two systems have known result high through improvement yields lowering crop production costs. study was carried out part ongoing experimentation established short rains (SR) season 2012 by World Agroforestry Centre an on-station site at Agricultural T...
Tillage system is one of the main factors influencing growth and physiology wheat (Triticum aestivum L.), that eventually translates to high yield good kernel quality. The objectives this study were determine effects ridge (RT) flat tillage (FT) systems on (i) production spring wheat, (ii) root (iii) soil physical properties. Trials conducted at Kenya Agricultural Livestock Research Organizatio...
Weed competition is a significant problem in maize (Zea mays, L.) production in Sub-Saharan Africa. Better understanding of weed management and costs in maize intercropped with beans (Phaseolus vulgaris, L.) during transition to conservation agricultural systems is needed. Changes in weed population and maize growth were assessed for a period of three years at Bungoma where crops are grown twic...
Roots may respond to restrictive soil physical conditions and send signals to shoots to control plant growth. Soil mechanical resistance and aeration can be managed to improve the soil physical conditions for plant growth by using different tillage systems. The objective of this study was to quantify the influence of no-tillage and conventional-tillage systems on plant response to soil mechanic...
abstract the primary purpose of this study was to explore the actual practices and cognitions of two groups of iranian eap teachers, i.e. language teachers and content teachers, with respect to teaching reading-comprehension and vocabulary. to this end, tehran university of medical sciences which authorizes both groups of teachers to teach eap courses was selected as the context of the study s...
The objective of this research is to quantify the effects of liquid swine manure application on antibiotic and nutrient (N and P) losses via surface runoff and subsurface drainage under a conventional (moldboard plowing) and a conservation (chisel plowing) tillage system. The field experiment is set up at the University of Minnesota Southwest Research and Outreach Center, Lamberton, Minnesota. ...
Field experiments were conducted to study weed population shifts in long-term conservation tillage systems. The objectives of this study were to determine weed community abundance, diversity and composition on conventional tillage (CT), minimum tillage (MT), no-tillage with paraplow (ZT) and no-tillage (NT) systems, and to identify species that are associated with specific tillage systems. The ...
Optimal use of management systems including tillage and cover crops are recommended to improve available nutrient contents in soils sustain agricultural production. The effects on organic carbon three methods (conventional tillage, minimum no-tillage) different such as flaxseed oil, buckwheat, soybean, pea, corn, sorghum, spring oilseed rape sugar beet were evaluated a short-term experiment lig...
The experiment entitled “Impact of different tillage and nutrient management strategies on productivity profitability direct seeded rice (Oryza sativa L.)” was conducted in an ongoing trial at the Agronomical Research Farm (plot no. 5) Tirhut College Agriculture, Dholi (RPCAU, Pusa) during Kharif 2019. laid out a ‘split-plot design’ with practices under main plot treatments as subplot treatment...
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