Results 31 to 40 of about 20,590 (257)

Crescimento de crambe na presença ou ausência de competição interespecífica

open access: yesRevista Ceres, 2015
RESUMOCrambe (Crambe abyssinica) has a cropping cycle of around 90 days, being suitable as an alternative to the second grain crop planted after soybean is harvested in the Center West region of Brazil.
Germani Concenço   +4 more
doaj   +1 more source

The effect of covering and mulching on the soil temperature, growth and yield of tomato

open access: yesFolia Horticulturae, 2014
By improving the thermal and moisture conditions in the immediate vicinity of plants, plastic covers influenced the growth and development and increased the yield of vegetables.
Kosterna Edyta
doaj   +1 more source

Formation of the leaf surface area of spring wheat in various cultivation technologies

open access: yesBIO Web of Conferences, 2021
The article analyzes the research on the formation of the leaf surface area of spring wheat of Darya variety in different cultivation technologies on the chernozem soil of Kursk Region.
Deriglazova Galina, Gavrilova Tatiana
doaj   +1 more source

Growth of lettuce seedlings in different substrates [PDF]

open access: yesBiotemas, 2007
This research studied the growth of lettuce seedlings (Lactuca sativa L. cv. Veronica) cultivated under greenhouse conditions, using polystyrene trays with 128 cells and three different commercial substrates: Golden Mix, Plantmax and Plugmix.
Milene Rodrigues Peres   +3 more
doaj  

Leaf and Community Photosynthetic Carbon Assimilation of Alpine Plants Under in-situ Warming

open access: yesFrontiers in Plant Science, 2021
The Tibetan Plateau is highly sensitive to elevated temperatures and has experienced significant climate warming in the last decades. While climate warming is known to greatly impact alpine ecosystems, the gas exchange responses at the leaf and community
Zijuan Zhou   +4 more
doaj   +1 more source

Assimilation of Remotely-Sensed Leaf Area Index into a Dynamic Vegetation Model for Gross Primary Productivity Estimation [PDF]

open access: yesRemote Sensing, 2017
Quantitative estimation of the magnitude and variability of gross primary productivity (GPP) is required to study the carbon cycle of the terrestrial ecosystem. Using ecosystem models and remotely-sensed data is a practical method for accurately estimating GPP.
Rui Ma   +7 more
openaire   +2 more sources

Large gains in leaf scale photosynthetic rates of sparsely vegetated arid and semi-arid lands

open access: yesCommunications Earth & Environment
Photosynthesis drives carbon into terrestrial ecosystems via gross primary production (GPP), rising ~3% decade−1 globally, paralleled by green leaf area expansion.
Jiabin Pu   +6 more
doaj   +1 more source

Nitrogen addition enhanced carbon assimilation and biomass accumulation in poplar seedlings under moderate drought but not severe drought

open access: yesIndustrial Crops and Products
Drought and soil nitrogen (N) deficiency are the limiting factors for poplar plantation productivity improvement in semi-arid regions. N addition could alleviate the growth decline of trees caused by drought; however, the effectiveness under severe ...
Weifeng Wang   +5 more
doaj   +1 more source

Natural Variation of NAR5 Determines Nitrogenase Activity and the Yield in Soybean

open access: yesAdvanced Science, EarlyView.
This study identified NAR5, a gene encoding a subtilisin‐like protease, that regulates nitrogenase activity in soybean nodules. Overexpressing NAR5 delayed nodule senescence, enhancing nitrogenase activity, yield, and low‐nitrogen tolerance. The elite haplotype NAR5HapI‐1 linked to superior nitrogenase activity and greater seed weight has been ...
Chao Ma   +11 more
wiley   +1 more source

Bioherbicidal Assessment of Aqueous Extracts of Mesquite (Prosopis juliflora) on Weeds Control and Growth, Yield and Quality of Wheat [PDF]

open access: yesPlanta Daninha, 2018
: Two-year field experiments were conducted to investigate the phytotoxicity of mesquite (Prosopis juliflora) on weed control and yield of wheat in 2013-14 and 2014-15.
R.H. SHAH   +4 more
doaj   +1 more source

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