نتایج جستجو برای: cultivar mixture
تعداد نتایج: 107687 فیلتر نتایج به سال:
Cultivar mixtures can be used to improve the sustainability of disease management within farming systems by growing cultivars that differ in their disease resistance level in the same field. The impact of canopy aerial architecture on rain-splash dispersal could amplify disease reduction within mixtures. We designed a controlled conditions experiment to study single splash-dispersal events and ...
tuberose (polianthes tuberosa l.) is one of the most important cut flowers in iran. this research was conducted to investigate the effects of spraying a mixture of amino acids on the physiological and morphological characteristics of tuberose. the experiment was carried out in two successive years (2009 and 2010) using two tuberose cultivars ‘dezfuli’ and ‘mahallati’. the experiment was arrange...
SUMMARY The mitosporic fungus Spilocaea oleagina is an obligate biotroph of olive (Olea europaea) causing a scab disease associated with leaf fall and substantial losses in production. Using differential display we have identified 162 cDNA fragments corresponding to transcripts that show altered abundance during the defence response of a resistant olive cultivar to S. oleagina. Detailed analyse...
The effects of cropping systems (fallow, rotation with sorghum-sudangrass hybrid [Sorghum bicolor x S. sudanense], and continuous soybean [Glycine max]), nematicide (aldicarb) treatment, and soybean cultivar on yield and nematode population densities were studied in a field infested with a mixture of Meloidogyne spp. and Heterodera glycines. Soybean following sorghum-sudangrass yielded 111 kg/h...
Wheat (Triticum aestivum L.) variety mixtures represent a relatively unexplored avenue for maintaining yield and improving flour quality. A field experiment was conducted to examine the responses of three spring wheat varieties in pure variety and in variety mixtures under continuous cropping in Northeast China. Three modern spring wheat varieties, along with a three-variety mixture and a t...
Cultivar mixtures are a useful tool to enhance cultivated biodiversity buffer crop biotic and abiotic stresses. There multiple pieces of evidence mixture advantages in terms pathogen control increase yield amount, stability quality. Lentil represents founder the Mediterranean, yet it experiences strong fluctuations face The present study aims assess mixing ability four Italian commercial lentil...
Blast (Magnaporthe grisea) is the most important disease of rice in Mazandaran province, north of Iran, which causes severe damages annually on susceptible cultivars. Tarom Mahalli is a local aromatic cultivar with high cooking quality and marketability, but very susceptible to blast. To protect this cultivar and similar susceptible cultivars against rice blast, farmers have to use high amounts...
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 d...
This study investigated the composition of volatile compounds in two pummelo cultivars, including 'Shatian' and 'Guanxi', cultivated in different regions of China with the aim of studying the effect of cultivar and cultivation condition on biosynthesis of volatile compounds in pummelo. Volatile compounds were extracted from pummelo juice using head-space microextraction and then analyzed using ...
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