نتایج جستجو برای: clover

تعداد نتایج: 4307  

Journal: :Anais da Academia Brasileira de Ciencias 2010
Edson L Souchie Rosario Azcón Jose M Barea Eliane M R Silva Orivaldo J Saggin-Júnior

This study evaluated the synergism between several P-solubilizing fungi isolates and arbuscular mycorrhizal fungi to improve clover ( Trifolium pratense) growth in the presence of Araxá apatite. Clover was sown directly in plastic pots with 300g of sterilized washed sand, vermiculite and sepiolite 1:1:1 (v:v:v) as substrate, and grown in a controlled environment chamber. The substrate was ferti...

2011

Frankliniella bispinosa (Morgan) is the key pest of southern highbush blueberries ( Vaccinium corymbosum L. × V. darrowi Camp) in Florida. Thrips feeding and oviposition injury to developing flowers can result in fruit scarring that renders the fruit unmarketable. Previous studies have shown that flower thrips can disperse into cultivated crops from surrounding host plants. Therefore, the objec...

Journal: :Journal of plant physiology 2008
Thanasan Khaosaad Liselotte Krenn Svjetlana Medjakovic Alexander Ranner Andreas Lössl Monika Nell Alois Jungbauer Horst Vierheilig

Red clover, known for its estrogenic activity due to its isoflavones content (biochanin A, genistein, daidzein and formononetin), was inoculated with the arbuscular mycorrhizal fungus Glomus mosseae. Once the symbiotic fungus was well established, plants were harvested and we determined the root and shoot dry weight as well as the P-content. In roots and leaves the levels of biochanin A, genist...

2010
R. TURKINGTON JOHN L. HARPER

(1) Ramets of Trifolium repens were sampled from sites in a field of permanent pasture dominated by a mosaic of Lolium perenne, Holcus lanatus, Cynosurus cristatus and Agrostis tenuis. After multiplication of the ramets in a glasshouse, they were transplanted back into the original swards in all combinations of clover 'type' and site of origin. The pre-existing vegetation on the sites was eithe...

2005
Holger Kirchmann

A field trial, a pot experiment and a survey in organically farmed leys were undertaken to investigate whether the N-fixation in red clover pastures in Norway was limited by a low supply of Co and/or Mo. Fertilization with Mo did not cause any higher production nor Nfixation, whereas the N-yield both from established clover leys and red clover grown in pots increased slightly after application ...

1998
Thomas DeGrand

We describe a way to optimize the chiral behavior of Wilson-type lattice fermion actions by studying the low energy real eigenmodes of the Dirac operator. We find a candidate action, the clover action with fat links with a tuned clover term. We present a calculation of spectroscopy and matrix elements at Wilson gauge coupling β = 5.7. The action shows good scaling behavior.

2001
Stavros Garoufalidis Jerome Levine

We show that surgery on a connected clover (or clasper) with at least one loop preserves the concordance class of a knot. Surgery on a slightly more special class of clovers preserves invertible concordance. We also show that the converse is false. Similar results hold for clovers with at least two loops vs. S -equivalence. AMS Classi cation 57N10; 57M25

Journal: :تولید گیاهان زراعی 0

biofertilizer is a substance which contains living microorganisms which can use instead of chemical fertilizer in sustainable crop production. the effects of phosphate solubilizing bacteria; root endophytic fungi (ef) piriformospora indica, and arbuscular mycorrhizal fungus (amf) glomus mosseae on growth and nutrient uptake of sunflower plants grown in mixture with two clover species, persian c...

Journal: :بوم شناسی کشاورزی 0
فرهود یگانه پور سعید زهتاب سلماسی مصطفی ولیزاده

in order to study the effects of different sowing dates by some of companion crops on the weeds control, morphological traits and yield of corn sc 504, a field experiment was carried out of research field at tabriz university during 2010 growing season. treatments were arranged in a factorial experiment using randomized complete blocks design with three replicatins. factors was include four lev...

2016
V. VASILEVA E. VASILEV R. TZONEV

VASILEVA, V., E. VASILEV and R. TZONEV, 2016. Subterranean clover (Trifolium subterraneum L.) as a promising forage species in Bulgaria. Bulg. J. Agric. Sci., 22: 222–227 The paper presents an overview of the possibility to use the subterranean clover (Trifolium subterraneum L.) (an annual leguminous self-seeding species, widespread component in the pastures of the temperate areas of Central an...

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