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وارش، رقم جدید کاهو مناسب کاشت در استان‌های شمالی ایران و اقلیم‌های مشابه | ||
| نهال و بذر | ||
| مقاله 11، دوره 25، شماره 4، آذر 1388، صفحه 659-661 اصل مقاله (63.73 K) | ||
| شناسه دیجیتال (DOI): 10.22092/spij.2017.110987 | ||
| نویسنده | ||
| ناهید آملی* | ||
| چکیده | ||
| Babol local lettuce as a landrace in Mazandaran, has cultivated for many years. Local lettuce is a mixture of different genotypic and phenotypic forms which affects its marketability. It was purified by individual selection method during a three year priod (1998-2000) based on the selection for characteristics such as shape of bush, closed pome high yield, good marketability and resistance to diseases. A pure sample was developed in 2000 covering several good characteristics of the local lettuce and after evaluation in several agronomic and yield trial experiments it was registered as a new cultivar named Varesh in 2008. Varesh is a high yielding lettuce cultivar with good shape of bush, closed pome, good marketability and moderately resistant to Bremia lactucae Based on the agronomic trials, the plant density of 100000 (50×20 sowing pattern), 200 kgha-1 urea fertilizer and planting date of 22 November were recommend for this cultivar. The average yield of the new cultivar in farmers condition was more than 40tha-1. | ||
| عنوان مقاله [English] | ||
| Varesh, A New Lettuce Cultivar Suitable for Cultivation in Northern Provinces of Iran and Similar Climates | ||
| چکیده [English] | ||
| Babol local lettuce as a landrace in Mazandaran, has cultivated for many years. Local lettuce is a mixture of different genotypic and phenotypic forms which affects its marketability. It was purified by individual selection method during a three year priod (1998-2000) based on the selection for characteristics such as shape of bush, closed pome high yield, good marketability and resistance to diseases. A pure sample was developed in 2000 covering several good characteristics of the local lettuce and after evaluation in several agronomic and yield trial experiments it was registered as a new cultivar named Varesh in 2008. Varesh is a high yielding lettuce cultivar with good shape of bush, closed pome, good marketability and moderately resistant to Bremia lactucae Based on the agronomic trials, the plant density of 100000 (50×20 sowing pattern), 200 kgha-1 urea fertilizer and planting date of 22 November were recommend for this cultivar. The average yield of the new cultivar in farmers condition was more than 40tha-1. | ||
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آمار تعداد مشاهده مقاله: 301 تعداد دریافت فایل اصل مقاله: 231 |
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