Crop coefficients of tropical forage crops, single cropped and overseeded with black oat and ryegrass
نویسندگان
چکیده
منابع مشابه
Silage from tropical cereals and forage crops
The preservation of forages by ensiling has been a well known technology for many years and is popular in North America and Europe. This technology requires high investment in facilities, accurate timing in the several stages of the ensiling process, and better understanding of the whole process than hay making demands. In addition to these demands, silage making and management in tropical cond...
متن کاملCarbon and nitrogen stable isotope ratios differ among invertebrates from field crops, forage crops, and non-cropped land uses1
Stable isotopes are an important tool for studying invertebrate food webs and movement of invertebrates in farmland. However, stable isotope values of farmland invertebrates have been reported for only a few crop types, and rarely for other land uses within farmland. We compared 13C and 15N of invertebrates captured in corn, soybean, hay, and hedgerows in eastern Ontario, Canada. 13C was signif...
متن کاملa comparison of teachers and supervisors, with respect to teacher efficacy and reflection
supervisors play an undeniable role in training teachers, before starting their professional experience by preparing them, at the initial years of their teaching by checking their work within the proper framework, and later on during their teaching by assessing their progress. but surprisingly, exploring their attributes, professional demands, and qualifications has remained a neglected theme i...
15 صفحه اولDeveloping heterotic groups for hybrid breeding in crop plants with emphasizing on forage crops
Exploitation of heterosis in hybrid breeding and development of synthetic cultivars is an essential procedure in plant breeding programs. The main goal of hybrid breeding programs is to select desirable parental genotypes to maximize the expression of heterosis. However, since development of high yielding hybrids and synthetic cultivars are costly and time-consuming, the accurate prediction of ...
متن کاملاثر کود گاوی کمپوست شده بر عملکرد علوفه، جذب عناصر و تجمع قندهای هگزوزدر کشت مخلوط یولاف زراعی (.Avena sativa L) و شبدر برسیم(Trifolium Alexandrinum L.)
To determine the appropriate proportion of oat mixed cropped with berseem clover under manure application levels, an experiment was carried out in the crop year 2015-2016; this study was carried out in Khuzestan Agricultural Sciences and Natural Resources University, as a split-plot design on the basis of RCBD with three replications. In this experiment, manure levels including: 0, 12, 24and 3...
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ژورنال
عنوان ژورنال: Scientia Agricola
سال: 2019
ISSN: 1678-992X
DOI: 10.1590/1678-992x-2017-0386