搜索结果: 1-9 共查到“农学 Interval”相关记录9条 . 查询时间(0.169 秒)
Genetic gain, increase in inbreeding rate and generation interval in alternatives of Pinzgau breeding program
Pinzgau breed gene flow genetic gain generation interval inbreeding milk
2015/6/1
The aim of this paper was to analyse alternatives of Pinzgau breeding program. Alternatives were optimised for genetic gain of selection index composed of parameters of milk efficiency traits and incr...
Effect of planting interval and soil type on qualitative and quantitative characteristics of poplar (Populus nigra) plantations in Diwandareh (Kurdistan province, western Iran)
plantation stand soil properties growth
2015/5/5
We investigated the effects of planting interval and soil type on qualitative and quantitative characteristics of seven poplar (Populus nigra) plantations with 1 × 1 m and 2 × 2 m planting intervals i...
Tomenendalova J: How to approach the QT interval in dogs – the state of the heart: a review
electrocardiography QT interval repolarization dogs
2015/4/15
The QT interval has been the objective of exhaustive attention in the past and also in recent times. A number of conditions, congenital and acquired, can have a direct effect on cardiac repolarization...
Effects of Cutting Interval and Cutting Height on Dry Matter Yield and Overwintering Ability at the Established Year in Pennisetum Species
Cutting interval and height Dry matter yield Overwintering Pennisetum
2009/7/28
The effects of cutting interval and cutting height on dry matter productivity and overwintering ability were compared among 4 Pennisetum species, napiergrass, kinggrass, hybrid napiergrass and pearl m...
Postpartum interval of Darfurian cows：Influences of breed, BCS, parity and season
Cow postpartum breed BCS parity season
2009/3/4
The present study was designed to determine the length of postpartum interval (PPI) of some local Sudanese cows in South Darfur State namely Fellata, Kenana and cross bred cows (Kenana × Friesian). ...
Effects of Daily and Interval Feeding of Sapindus rarak Saponins on Protozoa, Rumen Fermentation Parameters and Digestibility in Sheep
Digestibility Interval Feeding Rumen Saponin Sapindus rarak
2016/4/22
Several researchers have demonstrated that the rumen microbial community rapidly adapts to saponins and proposed interval feeding to prevent this rapid adaptation. An in vivo experiment was carried ou...
Yield and Chemical Composition of Cassava Foliage and Tuber Yield as Influenced by Harvesting Height and Cutting Interval
Cassava Foliage Tuber Harvesting Height Cutting Interval
2016/4/19
A 3횞4 factorial field experiment with a complete randomised split-plot design with four replicates was conducted from June 2002 to March 2003 at the experimental farm of the Nong Lam University...
The Effect of Harvesting Interval on Herbage Yield and Nutritive Value of Napier Grass and Hybrid Pennisetums
Napier Grass Pennisetum Purpureum Pennisetum Purpureum횞 P. Americanum Silage Cutting Frequency Water Soluble Carbohydrates
2016/4/13
A 6 (accession)횞5 (cutting interval) factorial experiment was conducted over two years to investigate the effect of stage of growth on herbage production, nutritive value and water soluble carb...
The Effects of Recording Interval on the Estimation of Grazing Behavior of Cattle in a Daytime Grazing System
Grazing Activity Walking Distance Recording Interval Cattle
2016/4/11
The effects of recording interval (1, 2, 3, 4, 5, 10, 15, 20 and 30 min) on the estimation of some grazing behavior variables in beef cows and calves (<4 months old) were investigated in a daytime gra...