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49篇 您的检索式：作者名="LAFOND P G"

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	题名	作者	年代	出处	被引量
1	The effects of tillage systems and crop rotations on soil water conservation, seedling establishment and crop yield显示文摘	Lafond G P Loeppky H Derksen D A	1992	Can J Plant Sci1992，72，：	1
2	Tillage-Fertilizer Changes : Effect on Some Soil Quality Attributes Under Long-Term Crop Rotations in a Thin Black Chernozem显示文摘	CAMPBELL C A SELLES F LAFOND G P	2001	Canadian Journal of Soil Science2001，81，2：	1
3	Lobular delayed choroidal perfusion as an early angiographic sign of diabetic retinopathy:a preliminary report显示文摘	Zaharia M Olivier P Lafond G	1987	Can J Ophthalmol1987，22，：	1
4	Relative cost to soil fertility of long-term crop production without fertilization显示文摘	Campbell C A Lafond G P	1996	Canadian Journal of Plant Science1996，，：	1
5	Tillage-fertilizer changes:effect on some soil quality attributes under long-term crop rotations in a thin black cherno-zem显示文摘	Selles F Lafond G P	2001	Canadian Journal of Soil Science2001，，81：	1
6	Effect of tillage and crop rotation on root and foliar diseases of wheat and pea in Saskatchewan from 1991 to 1998:univariate and multivariate analyses显示文摘	Bailey K L Gossen B D Lafond G P	2001	Canadian Journal of Plant Science2001，81，4：	1
7	Impact of post emergence herbicides on weed community diversity within conservation- tillage systems显示文摘	Derksen D A Thomas A G Lafond G P	1995	Weed Research1995，35，4：	1
8	Effects of nitrogen,seeding date and cultivar on oat quality and yield in the eastern Canadian prairies显示文摘	May W E Mohr R M Lafond G P	2004	Canadian Journal of Plant Science2004，84，：	1
9	Effect of tillage and crop rotation on root and foliar diseases of wheat and pea in Saskatchewan from 1991 to 1998 :univariate and multivariate analyses显示文摘	Bailey K L Gossen B D Lafond G P	2001	Canadian Journal of Plant Science2001，81，4：	1
10	Impact of post- emergence herbicides on weed community diversity within conservation tillage systems显示文摘	Derksen D A Thomas A G Lafond G P	1995	Weed Research1995，35，4：	1
11	Impact of post- emergence herbicides on weed community diversity within con- servation-tillage systems显示文摘	Derksen D A Thomas A G Lafond G P	1995	Weed Research1995，35，4：	1
12	Tillage meth-od and crop diversification:effect on economic returns andriskiness of cropping systems in a Thin Black Chernozem ofthe Canadian Prairies显示文摘	Zentner R P Lafond G P Derksen D A	2002	Soil&Tillage Research2002，，67：	1
13	Relative cost to soil fertility of long-term crop production without fertilization显示文摘	Campbell C A Lafond G P Harapiak J T	1996	Canadian Journal of Plant Science1996，76，3：	1
14	Impact of Post-Emergence Herbicides on Weed Community Diversity Within Conservation-Tillage Systems显示文摘	DERKSEN D A THOMAS A G LAFOND G P	1995	Weed Research1995，35，4：	1
15	Impact of agronomic fac- tors on seed yield formation and quality in flax显示文摘	Lafond G P Irvine B Johnston A M	2008	Can J Plant Sci2008，88，：	1
16	Thirty-year crop rotations and management practices effects on soil and amino nitrogen 显示文摘	Campbell C A Sohnitzer M Lafond G P	1991	Soil Science Society of America Journal1991，55，3：	1
17	Experimental flowloop investigations of gas hydrate formation in high water cut systems显示文摘	JOSHI S V GRASSO G A LAFOND P G	2013	Chemical Engineering Science2013，97，7：	1
18	Effect of cropping practices on the initial potential rate of N mineral- ization in a thin black chemozem 显示文摘	CAMPBELL C A LAFOND G P LEYSHON A J	1991	Can J Soil Sci1991，71，1：	1
19	Row spacing and seeding rate effects in wheat and barley under a conventional fallow management system显示文摘	Lafond G P Derksen D A	1996	Canadian Journal of Plant Science1996，76，4：	1
20	Thirty year crop rotations and management practices effects on soil and amino nitrogen显示文摘	Campbell C A Sohnit2er M Lafond G P Zentner R P Knipfel J E	1991	Soil Scince Society of America Journal1991，55，3：	1

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