Results 21 to 30 of about 7,635,915 (348)

Effects of nitrogen fertilizer and chemical regulation on spring maize lodging characteristics, grain filling and yield formation under high planting density in Heilongjiang Province, China

open access: yes, 2021
Now, lodging is a major constraint factor contributing to yield loss of maize (Zea mays L.) under high planting density. Chemical regulation and nitrogen fertilizer could effectively coordinate the relationship between stem lodging and maize yield, which
Xiao-ming Liu   +4 more
semanticscholar   +1 more source

CPDOS: A Web-Based AI Platform to Optimize Crop Planting Density

open access: yesAgronomy, 2023
Increasing crop yield is a significant objective in modern agriculture, with adjusted planting density and rational fertilization strategies standing out as the foremost approaches for attaining such a goal.
Rongsheng Zhu   +8 more
doaj   +1 more source

Grain Yield, Nitrogen Use Efficiency and Antioxidant Enzymes of Rice under Different Fertilizer N Inputs and Planting Density

open access: yesAgronomy, 2022
Nitrogen fertilizer and planting density are key factors affecting rice yield and nitrogen utilization efficiency. There is still a need to optimize nitrogen fertilizer and planting density management for high yield.
Wenxi Wang   +5 more
semanticscholar   +1 more source

Effect of Planting Density and Row Spacing on the Yielding and Morphological Features of Pea (Pisum sativum L.)

open access: yesAgronomy, 2022
The aim of the study was to evaluate the effect of planting density and row spacing in pea on the plant growth, yield, structural seed yield components, and some plant indices in the central-and-northern part of Poland.
J. Prusinski, M. Borowska
semanticscholar   +1 more source

Analisis Pertumbuhan dan Produktivitas Kelapa Sawit pada Variasi Kerapatan Tanam

open access: yesJurnal Agro Industri Perkebunan, 2023
In oil palm growth, planting density has a sustainable impact on its productivity. To enhance the long-term growth and production yield of oil palm, it is crucial to consider the establishment of appropriate planting densities during the initial planting
Wiwin Dyah Ully Parwati   +2 more
doaj   +1 more source

Optimizing Planting Density to Increase Maize Yield and Water Use Efficiency and Economic Return in the Arid Region of Northwest China

open access: yesAgriculture, 2022
High grain yield and water use efficiency (WUE) are the key goals when producing maize (Zea mays L) under irrigation in arid areas. Increasing the planting density and optimizing irrigation are important agronomic practices for increasing the maize grain
Guoqiang Zhang   +7 more
semanticscholar   +1 more source

Irrigation and planting density affect river red gum growth

open access: yesCalifornia Agriculture, 2004
In a 6-year study, production of river red gum, an excellent fuel-wood source, was evaluated for responses to three levels of irrigation, fertilization and planting density.
S Cockerham
doaj   +2 more sources

Determination of Plant Densities [PDF]

open access: yesNature, 1948
E. J. MACHIN1 appears to be unaware of the extensive study by G. E. Blackman2 on the relation between plant density and percentage absence. In a theoretical appendix to this paper, I have pointed out that the most efficient size of quadrat corresponds to about 20 per cent absence, or a product of quadrat size and plant density of about 1ยท6 (the ...
openaire   +3 more sources

Lignin metabolism regulates lodging resistance of maize hybrids under varying planting density

open access: yesJournal of Integrative Agriculture, 2021
Hybrids and planting density are the main factors affecting maize lodging resistance. Here, we aimed to elucidate the mechanism of the regulation of maize lodging resistance by comparing two hybrids at various planting densities from the perspective of ...
Bin Li   +6 more
semanticscholar   +1 more source

Kajian Pengaruh Perbedaan Kerapatan Tanam dan Tahun Tanam terhadap Produktivitas Kelapa Sawit

open access: yesJurnal Agro Industri Perkebunan, 2023
The oil palm yield depends on its genetic and the interaction with environmental factors is affected by spatial arrangement of palm trees. The research objectives are to determine the effect of population density and planting year on oil palm ...
Ryan Prasetio   +2 more
doaj   +1 more source

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