Cooling fan-ventilated greenhouses: A modelling studyWILLITS, D. H.Biosystems engineering. 2003, Vol 84, Num 3, pp 315-329, issn 1537-5110, 15 p.Article

The effect of cloth characteristics on the cooling performance of external shade cloths for greenhousesWILLITS, D. H.Journal of agricultural engineering research. 2001, Vol 79, Num 3, pp 331-340, issn 0021-8634Article

The effect of cloth temperature on the cooling efficiency of shade cloths in greenhousesWILLITS, D. H.Transactions of the ASAE. 2003, Vol 46, Num 4, pp 1215-1221, issn 0001-2351, 7 p.Article

Comparing low-pressure and high-pressure fogging systems in naturally ventilated greenhousesLI, S; WILLITS, D. H.Biosystems engineering. 2008, Vol 101, Num 1, pp 69-77, issn 1537-5110, 9 p.Article

MODELING THERMAL STRATIFICATION IN FAN-VENTILATED GREENHOUSESLI, S; WILLITS, D. H.Transactions of the ASABE (Print). 2008, Vol 51, Num 5, pp 1735-1746, issn 2151-0032, 12 p.Article

AN EXPERIMENTAL EVALUATION OF THERMAL STRATIFICATION IN A FAN-VENTILATED GREENHOUSELI, S; WILLITS, D. H.Transactions of the ASABE. 2008, Vol 51, Num 4, pp 1443-1448, 6 p.Article

Pot soil air composition in conditions of high soil moisture and its influence on chrysanthemum growthSTROJNY, Z; NELSON, P. V; WILLITS, D. H et al.Scientia horticulturae. 1998, Vol 73, Num 2-3, pp 125-136, issn 0304-4238Article

The effect of night temperature on chrysanthemum flowering : heat-tolerant versus heat-sensitive cultivarsWILLITS, D. H; BAILEY, D. A.Scientia horticulturae. 2000, Vol 83, Num 3-4, pp 325-330, issn 0304-4238Article

Developing relationships between environmental variables and stem elongation in chrysanthemumJACOBSON, B. M; WILLITS, D. H.Transactions of the ASAE. 1998, Vol 41, Num 3, pp 825-832, issn 0001-2351Article

Response of ovule development and post-pollen production processes in male-sterile tomatoes to chronic, sub-acute high temperature stressPEET, M. M; WILLITS, D. H; GARDNER, R et al.Journal of experimental botany. 1997, Vol 48, Num 306, pp 101-111, issn 0022-0957Article

Greenhouse CO₂ enrichment alternatives: effects of increasing concentration or duration of enrichment on cucumber yieldsPEET, M. M; WILLITS, D. H.Journal of the American Society for Horticultural Science. 1987, Vol 112, Num 2, pp 236-241, issn 0003-1062Article

Heat pumps for the heating and night-cooling of greenhouse crops: A simulation studyWILLITS, D. H; GURJER, Y. R.Transactions of the ASAE. 2004, Vol 47, Num 2, pp 575-584, issn 0001-2351, 10 p.Article

The effect of night temperature on greenhouse grown tomato yields in warm climatesWILLITS, D. H; PEET, M. M.Agricultural and forest meteorology. 1998, Vol 92, Num 3, pp 191-202, issn 0168-1923Article

Modelling solar energy storage systems for greenhousesWILLITS, D. H; CHANDRA, P; PEET, M. M et al.Journal of agricultural engineering research. 1985, Vol 32, Num 1, pp 73-93, issn 0021-8634Article

CO₂ Enrichment of greenhouse tomatoes using a closed-loop heat storage: effects of cultivar and nitrogenPEET, M. M; WILLITS, D. H.Scientia horticulturae. 1984, Vol 24, Num 1, pp 21-32, issn 0304-4238Article

Intermittent application of water to an externally mounted, greenhouse shade cloth to modify cooling performanceWILLITS, D. H; PEET, M. M.Transactions of the ASAE. 2000, Vol 43, Num 5, pp 1247-1252, issn 0001-2351Article

Predicting yield responses to different greenhouse CO₂ enrichment schemes: cucumbers and tomatoesWILLITS, D. H; PEET, M. M.Agricultural and forest meteorology. 1989, Vol 44, Num 3-4, pp 275-293, issn 0168-1923Article

Role of excess water in tomato fruit crackingPEET, M. M; WILLITS, D. H.HortScience. 1995, Vol 30, Num 1, pp 65-68, issn 0018-5345Conference Paper

CO₂-enhanced yield and foliar deformation among tomato genotypes in elevated CO₂ environmentsTRIPP, K. E; PEET, M. M; PHARR, D. M et al.Plant physiology (Bethesda). 1991, Vol 96, Num 3, pp 713-719, issn 0032-0889Article

Porous bulbs to control water contents in container mediaKARNOSKI, T. C; WILLITS, D. H; SKAGGS, R. W et al.HortScience. 1984, Vol 19, Num 3, pp 393-395, issn 0018-5345Article

AMMONIA EMISSIONS FROM BROILER CAKE STOCKPILED IN A NATURALLY VENTILATED SHEDYAO, H; SHAH, S. B; WILLITS, D. H et al.Transactions of the ASABE (Print). 2011, Vol 54, Num 5, pp 1893-1904, issn 2151-0032, 12 p.Article

Carbon gain and photosynthesis response of chrysanthenum to photosynthetic photon flux density cyclesSTOOP, J. M. H; WILLITS, D. H; PEET, M. M et al.Plant physiology (Bethesda). 1991, Vol 96, Num 2, pp 529-536, issn 0032-0889Article

Effects of irrigation frequency and scheduling on fruit production and radial fruit cracking in greenhouse tomatoes in soil beds and in a soil-less medium in bagsABBOTT, J. D; PEET, M. M; WILLITS, D. H et al.Scientia horticulturae. 1986, Vol 28, Num 3, pp 209-217, issn 0304-4238Article

Photosynthetic dynamics in Chrystantemum in response to single step increases and decreases in photon flux densitySTOOP, J. M. H; PEET, M. M; WILLITS, D. H et al.Plant physiology (Bethesda). 1990, Vol 94, Num 1, pp 46-53, issn 0032-0889Article

Water management of greenhouse tomatoesABBOTT, J. D; PEET, M. M; WILLITS, D. H et al.HortScience. 1985, Vol 20, Num 4, pp 688-690, issn 0018-5345Article