نتایج جستجو برای: chlorophyll spad
تعداد نتایج: 21888 فیلتر نتایج به سال:
Establishing dynamic thresholds for potato nitrogen status diagnosis with the SPAD chlorophyll meter
The kaolin-based particle film Surround has been shown to suppress various insect pests and foliar diseases while reducing canopy temperature and improving water use efficiency in certain agricultural production systems. The usefulness of Surround was examined against important production constraints in peanut, including tomato spotted wilt, leaf spots, and aflatoxin contamination. Field experi...
in order to determination of partitioning n fertilizer by using of leaf color chart (lcc) and chlorophyll meter (spad) in rice an experiment was conducted as split plot under randomized complete block design with three replications during 2006 and 2007 at rice research institute of iran. main plots were contained cultivars in three levels (grh1, khazar and hashemi) and sub plots were contained ...
Rhizobium is a bacterial culture that enhances the speed of biological nitrogen fixation in association with root nodules pulse crops while boron act as catalyst for cell division hence size and sugar translocation plant. An experiment was conducted by considering rhizobium seed inoculant soil applicant two peas (Pisum sativum L.) varieties Arkel Azad Pea-3 to know morphological alterations pla...
One of the key hazardous events in railways is signals passed at danger (SPAD). SPAD events are relatively common, most with minor consequence. However, SPAD events with catastrophic consequences happen sufficiently often to be a concern within the rail industry. A SPAD event is a precursor to a train collision or derailment; hence there is a strong focus on measuring and reducing their frequen...
Increasing atmospheric carbon dioxide (CO2) concentration could have significant implications on technologies for managing plant nutrition to sustain crop productivity in the future. Soybean ( Glycine max [L.] Merr.) (C3 species) and grain sorghum ( Sorghum bicolor [L.] Moench) (C4 species) were grown in a replicated split-plot design using open-top field chambers under ambient (357 μmol/mol) a...
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