Results 21 to 30 of about 365,168 (303)

Managing understory light conditions in boreal mixedwoods through variation in the intensity and spatial pattern of harvest: A modelling approach [PDF]

open access: yes, 2011
In the context of partial harvesting, adequately managing post-harvest light conditions are essential to obtain a desired composition of tree species regeneration. The objective of this study was to determine how varying the intensity and spatial pattern
Astrup   +69 more
core   +1 more source

برآورد اجزای واریانس، قابلیت توارث و ضرایب همبستگی صفات فنوتیپی و ژنوتیپی عملکرد دانه و اجزاء آن در گندم نان تحت شرایط دیم [PDF]

open access: yesتنش های محیطی در علوم زراعی, 2009
به منظور برآورد مقدار وراثت پذیری خصوصی عملکرد و اجزای آن و همچنین مقدار همبستگی فنوتیپی و ژنتیکی این صفات، در سال 1385 در مزرعه تحقیقاتی دانشگاه زنجان،دو والد سرداری و SON 64 گندم نان به همراه 50 نسل F3 حاصل از تلاقی آنها، در قالب طرح بلوک های کامل ...
حمزه حمزه   +4 more
doaj   +1 more source

Effect of soil applied zinc sulphate on wheat (Triticum aestivum L.) grown on a calcareous soil in Pakistan [PDF]

open access: yes, 2008
A field experiment was conducted to investigate the effect of soil application of zinc fertilizer on yield and yield components of wheat (Triticum aestivum L. cv. Inqlab 91) grown on calcareous soil in Pakistan.
Baloch, FS, Fuller, MP, Khan, MA
core   +1 more source

Correlation and path coefficient analysis in sprouting broccoli (Brassica oleracea var italica)

open access: yesThe Indian Journal of Agricultural Sciences, 2014
The present investigations were conducted on sixteen genotypes of sprouting broccoli (Brassica oleracea var italica Plenck) in Randomized Complete Block Design in two environments, viz. rabi 2010-11 and rabi 2011-12.
VIVEKA KATOCH   +3 more
doaj   +1 more source

CHANGES OF CRUDE PROTEIN CONTENT IN MALTING BARLEY INFLUENCED BY POSTHARVEST RIPENING [PDF]

open access: yesJournal of Central European Agriculture, 2011
Aim of this experiment was to investigate to what extent post-harvest ripening and growing locality influenced changes of crude protein content in malting barley and values of Kolbach index in malt.
M. LÍŠKOVÁ   +2 more
doaj   +1 more source

Evaluation of sweetpotato (Ipomoea batatas (L.) Lam.) germplasm from north-eastern Uganda through a Farmer Participatory Approach [PDF]

open access: yes, 2002
Ugandan farmers grow many landrace sweetpotato varieties, but some of these are relatively low yielding and susceptible to pests. The objective of the present research was to involve farmers in a large-scale assessment of Ugandan farmers’ varieties to ...
Abidin, P.E.   +6 more
core   +2 more sources

Early adventitious rooting of cuttings and variability of the harvest index of the variety MM105 of Manihot esculenta Crantz

open access: yesAgroecosistemas, 2023
Cassava (Manihot esculenta) is an important crop for subsistence farmers in Sub-Saharan Africa. Cassava production is subject to a number of constraints, such as diseases and cropping systems, leading to low plant productivity.
Makouanzi Ekomono, Chrissy Garel
doaj  

Harvest index in a progeny test of Scots pine with reference to the model of selection.

open access: yesSilva Fennica, 1984
Harvest index and number of associated traits were measured in a 16-year-old Scots pine ( L.) progeny test based on full-sib families. It was found that harvest index is a highly heritable trait and that a number of yield components are positively ...
Velling, Pirkko, Tigerstedt, P.
doaj   +1 more source

Quantitative Genetic Analysis for Yield and Yield Components in Boro Rice (Oryza sativa L.)

open access: yesNotulae Scientia Biologicae, 2010
Twenty-nine genotypes of boro rice (Oryza sativa L.) were grown in a randomized block design with three replications in plots of 4m x 1m with a crop geometry of 20 cm x 20 cm between November-April, in Regional Agricultural Research Station, Nagaon ...
Supriyo CHAKRABORTY   +4 more
doaj   +3 more sources

Genetic variability and character association study for different morphological traits and path analysis for grain yield of rice under irrigated and rainfed condition

open access: yesElectronic Journal of Plant Breeding, 2017
Seventy one rice genotypes were studied for genetic variability, correlation and path analysis under irrigated and rainfed condition. The PCV values were greater than GCV, revealing little influence of environment in character expression.
Hemant Sahu   +2 more
doaj   +1 more source

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