Results 81 to 90 of about 329,489 (163)

Training and Pruning Fruit Trees [PDF]

open access: yes, 1982
PDF pages ...
Ferree, David C.   +2 more
core  

Small Grain Forage Trial Nitrogen Fertility and Harvest Date [PDF]

open access: yes, 2012
Cool season annual forages, such as cereal grains, can provide early season grazing as well as high quality stored feed. However, it is unclear if quality and yield of these forages could be improved through better fertility management.
Cummings, Erica   +4 more
core   +1 more source

Effect of Foliar Applied Potassium and Cytokinin On Some Growth Parameters Of Lentil Plant (Lens culinaris Medic.).

open access: yesIbn Al-Haitham Journal for Pure and Applied Sciences, 2017
The experiment was conducted in the glasshouse of Biology Dept. ,College of Education Ibn- Al- Haitham ,University of Baghdad, during the growing season(2011), to study the effect of sprying potassium sulphate at (0,200,400,600) ppm and cytokinin at ...
A. G. M. Al- Kazzaz
doaj  

Timothy and timothy mixtures as a pasture crop [PDF]

open access: yes, 2006
Despite the relatively low tolerance against grazing and peaked DM production, timothy can be used effiently for grazing, especially in mixtures with meadow fescue. The growth processes lead to specific management options, e.g.
Virkajärvi, Perttu
core  

The Effect of Water Hyacinth (Eichhornia crassipes) Organic Fertilizer on The Vegetative Growth of Carrot (Daucus carota), Royal Chantenay Variety

open access: yesTurkish Journal of Agriculture: Food Science and Technology
This study conducted in Gasabo District, Nyacyonga marshland aimed to investigate the effect of water hyacinth (Eichhornia crassipes) organic fertilizer on the vegetative growth of the Royal Chantenay variety of carrot (Daucus carota). The experiment was
Erastus Dushimeyesu   +5 more
doaj   +1 more source

Dormancy in reproductive vegetative buds in creeping perennials dominating the agricultural weed flora in Scandinavia [PDF]

open access: yes, 2013
Dormancy, which is the inability to initiate normal growth under otherwise favourable conditions, is an adaptation to escape sprouting prior to seasonal cold temperatures and/or drought in areas where winters are harsh or summers dry.
Liew, Josefine
core  

Leaf traits, shoot growth and seed production in mature Fagus sylvatica trees after 8 years of CO2 enrichment [PDF]

open access: yes, 2017
Background and Aims Masting, i.e. synchronous but highly variable interannual seed production, is a strong sink for carbon and nutrients. It may, therefore, compete with vegetative growth.
Han, Qingmin   +2 more
core  

Effects of elevated atmospheric carbon dioxide concentrations on water and acid requirements of soybeans grown in a recirculating hydroponic system [PDF]

open access: yes
Establishing mass budgets of various crop needs, i.e. water and nutrients, in different environments is essential for the Controlled Ecological Life Support System (CELSS). The effects of CO2 (500 and 1000 umol mol (exp -1)) on water and acid use (for pH
Lowery, W.   +3 more
core   +1 more source

Effect of different cover crop residue management practices on soil moisture content under a tomato crop (Lycopersicon esculentum) [PDF]

open access: yes, 2014
Water relations are among the most important physical phenomena that affect the use of soils for agricultural, ecological, environmental, and engineering purposes.
Cornelis, Wim   +4 more
core   +1 more source

Effect of substrates on germination and seedling emergence of sunflower (Helianthus annuus L.) at the Yongka Western Highlands Research/Garden Park, Bamenda-Cameroon [PDF]

open access: yes, 2015
A study was carried out at the Yongka Western Highlands Research Garden Park, Nkwen­Bamenda in Cameroon to evaluate the effect of substrates on the germination and seedling emergence of sunflower (Helianthus annuus L.).
Fokou, L.   +4 more
core   +2 more sources

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