搜索结果: 1-6 共查到“农学总论 grass”相关记录6条 . 查询时间(0.625 秒)
INFLUENCE OF METEOROLOGICAL PARAMETERS IN HOURLY PATTERNS OF GRASS (POACEAE) POLLEN CONCENTRATIONS
aerobiology Poaceae pollination meteorology pollen allergy hourly patterns
2010/12/22
Hourly grass pollen concentrations were recorded over a 10-year study period at an aerobiological station of Badajoz (SW Spain). The record was carried out by means of a Burkard spore trap.
Performance of Grass Strips for Sediment Control in Okinawa
centipede grass Kunigami-Maji soil reddish fine sediment
2009/6/10
Reddish fine sediment runoff from upland fields has been one of the causes of coastal environmental pollution in Okinawa, Japan. Planting grass strips is a well-known measure to reduce runoff of nonpo...
Effects of grass cover and tillage on temperature of soil in sloping vineyard**
soil temperature sloping vineyard tillage grass cover
2008/11/19
The effect of two management practices: grass cover (G) and traditional tillage (T) on the annual temperature variations of silt-loamy soil in inter-rows of sloping vineyard (Piedmont, Italy) was stud...
Estimation of genetic variation of traits and physical properties of seeds for grass pea mutants (Lathyrus sativus L.)
grass pea mutants physical properties of seeds variation of traits
2008/11/19
As a result of mutation induction by using two chemomutagenes-sodium azide (NaN3) and N-nitroso-N- methy- lurea (MNU) as well as laser light, numerous mutants of grass pea (Lathyrus sativus L.) were ...
Seed microstructure and genetic variation of characters in selected grass-pea mutants(Lathyrus sativus L.)
chemomutagenesis Lathyrus sativus plant
2008/11/12
Significant differences in a mutant form of Polish
grass-pea obtained from parental cultivars Derek and Krab by
chemomutagenesis were shown. Agricultural properties of plants
(plant height, number ...
PREDICTION OF CHEMICAL COMPOSITION AND ENERGY VALUE OF GRASS SILAGE BY NEAR-INFRARED REFLECTANCE SPECTROSCOPY
net energy for lactation chemical composition NIRS
2010/12/2
One hundred and eighteen grass silage samples with known chemical composition and in vitro determined concentration of net energy for lactation (NEL) were scanned over the wavelength range from 1100 t...