Zobrazeno 1 - 5
of 5
pro vyhledávání: '"Ken I. Peverill"'
Autor:
Richard J. Simpson, David Weaver, Murray M. Hannah, Ken I. Peverill, Sharon R. Aarons, Cameron J. P. Gourley
Publikováno v:
Crop and Pasture Science. 70:1065
An improved ability to predict pasture dry matter (DM) yield response to applied phosphorus (P), potassium (K) and sulfur (S) is a crucial step in determining the production and economic benefits of fertiliser inputs and the environmental benefits as
Publikováno v:
Communications in Soil Science and Plant Analysis. 40:121-131
The Australasian Soil and Plant Analysis Council Inc (ASPAC) commenced its not-for-profit interlaboratory proficiency programs (ILPPs) in 1990 and issued its first soil program report in 1993. ILPPs target soil and plant chemical testing laboratories
Autor:
George E. Rayment, Ken I. Peverill
Publikováno v:
Communications in Soil Science and Plant Analysis. 33:2441-2455
The Australasian Soil and Plant Analysis Council Inc (ASPAC) has coordinated regular inter-laboratory proficiency programs separately for soil and plant samples since the early 1990's. Certification of proficiency to perform specific tests depended o
Publikováno v:
Crop and Pasture Science. 64:523
Accurate definition of the sulfur (S) soil test–crop grain yield increase (response) relationship is required before soil S test measurements can be used to if there are likely to be responses to S fertilisers. An analysis was done using the Better
Autor:
Andrew P. Smith, Donna M. Gibson, Cameron J. P. Gourley, David Weaver, Ivor M. Awty, Ken I. Peverill, Sharon R. Aarons, Murray C. Hannah, Warwick J. Dougherty
Publikováno v:
Animal Production Science. 52:929
Efficient and effective nutrient management decisions are critical to profitable and sustainable milk production on modern Australian dairy farms. Whole-farm nutrient balances are commonly used as nutrient management tools and also for regulatory ass